Sexual Behaviors that Contribute to Unintended Pregnancy and

Sexual Behaviors that Contribute to Unintended Pregnancy and Sexually Transmitted Infections, Including HIV Infection

Percentage of High School Students Who Ever Had Sexual Intercourse, by Sex, Grade, * and Race/Ethnicity, 2019 100 Percent 80 56. 7 60 46. 5 40 38. 4 39. 2 37. 6 42. 3 41. 8 Black Hispanic 33. 6 38. 0 19. 2 20 0 Total Male Female 9 th 10 th 11 th 12 th White 10 th > 9 th, 11 th > 10 th, 12 th > 9 th, 12 th > 10 th, 12 th > 11 th (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. * National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Ever Had Sexual Intercourse, by Sexual Identity and Sex of Sexual Contacts, 2019 100 75. 9 Percent 80 74. 4 60 44. 9 40 38. 4 25. 0 20 0. 0 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Ever Had Sexual Intercourse, 1991 -2019 * 100 Percent 80 60 54. 1 53. 0 53. 1 48. 4 49. 9 45. 6 46. 7 46. 8 47. 8 46. 0 47. 4 46. 8 41. 2 39. 5 38. 4 2015 2017 2019 40 20 0 1991 1993 1995 1997 1999 2001 2003 2005 2007 2009 2011 2013 Decreased 1991 -2019, decreased 1991 -2013, decreased 2013 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. * National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Ever Had Sexual Intercourse, Across 36 States and 25 Cities, 2019 100 Percent 80 60 40 48. 9 47. 0 37. 2 36. 5 28. 1 22. 6 20 0 States Cities State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Ever Had Sexual Intercourse 28. 1% - 34. 4% 34. 5% - 37. 1% 37. 2% - 40. 8% 40. 9% - 48. 9% No Data State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Had Sexual Intercourse for the First Time Before Age 13 Years, by Sex, * Grade, * and Race/Ethnicity, * 2019 100 Percent 80 60 40 20 3. 9 2. 1 3. 7 3. 2 3. 0 2. 0 Total Male Female 9 th 10 th 11 th 12 th 6. 9 3. 8 1. 9 Hispanic White 0 Black M > F; 9 th > 12 th, 10 th > 12 th; B > H, B > W, H > W (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. * National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Had Sexual Intercourse for the First Time Before Age 13 Years, by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 20 12. 2 3. 0 2. 4 6. 1 5. 6 4. 4 0. 0 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Had Sexual Intercourse for the First Time Before Age 13 Years, 1991 -2019* 100 Percent 80 60 40 20 10. 2 9. 2 8. 9 7. 2 8. 3 6. 6 7. 4 6. 2 7. 1 5. 9 6. 2 5. 6 3. 9 3. 4 3. 0 1997 1999 2001 2003 2005 2007 2009 2011 2013 2015 2017 2019 0 1991 1993 1995 Decreased 1991 -2019, decreased 1991 -2013, decreased 2013 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. * National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Had Sexual Intercourse for the First Time Before Age 13 Years, Across 38 States and 26 Cities, 2019 20 Percent 15 10 7. 9 5 5. 4 4. 0 3. 0 1. 8 2. 0 0 States Cities State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Had Sexual Intercourse for the First Time Before Age 13 Years 1. 8% - 2. 5% 2. 6% - 2. 9% 3. 0% - 3. 7% 3. 8% - 5. 4% No Data State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Had Sexual Intercourse with Four or More Persons During Their Life, by Sex, * Grade, * and Race/Ethnicity, * 2019 100 Percent 80 60 40 16. 0 20 8. 6 10. 0 7. 2 2. 7 5. 7 13. 3 10. 6 9. 2 7. 7 Hispanic White 0 Total Male Female 9 th 10 th 11 th 12 th Black M > F; 10 th > 9 th, 11 th > 10 th, 12 th > 9 th, 12 th > 10 th, 12 th > 11 th; B > H, B > W (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. * National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Had Sexual Intercourse with Four or More Persons During Their Life, by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 23. 6 20 8. 6 8. 2 11. 1 15. 6 8. 0 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Had Sexual Intercourse with Four or More Persons During Their Life, 1991 -2019* 100 Percent 80 60 40 20 18. 7 17. 8 16. 0 16. 2 14. 4 14. 3 14. 9 13. 8 15. 3 2009 2011 15. 0 11. 5 9. 7 8. 6 2015 2017 2019 0 1991 1993 1995 1997 1999 2001 2003 2005 2007 2013 Decreased 1991 -2019, decreased 1991 -2013, decreased 2013 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. * National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Had Sexual Intercourse with Four or More Persons During Their Life, Across 36 States and 26 Cities, 2019 20 15 Percent 13. 4 12. 1 10 5 8. 7 8. 3 4. 6 4. 8 0 States Cities State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Had Sexual Intercourse with Four or More Persons During Their Life 4. 6% - 7. 3% 7. 4% - 8. 6% 8. 7% - 9. 6% 9. 7% - 12. 1% No Data State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Were Currently Sexually Active, * by Sex, Grade, † and Race/Ethnicity, 2019 100 Percent 80 60 42. 3 40 34. 3 27. 4 26. 3 28. 4 29. 0 29. 7 27. 5 Black Hispanic White 23. 1 20 11. 7 0 Total Male Female 9 th 10 th 11 th 12 th *Had sexual intercourse with at least one person, during the 3 months before the survey † 10 th > 9 th, 11 th > 10 th, 12 th > 9 th, 12 th > 10 th, 12 th > 11 th (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Were Currently Sexually Active, * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 54. 6 40 27. 4 27. 6 52. 6 30. 3 17. 4 20 0. 0 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact *Had sexual intercourse with at least one person, during the 3 months before the survey This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Were Currently Sexually Active, * 1991 -2019 † 100 Percent 80 60 40 37. 5 37. 9 34. 8 36. 3 33. 4 34. 3 33. 9 35. 0 34. 2 33. 7 34. 0 30. 1 28. 7 27. 4 2015 2017 2019 20 0 1991 1993 1995 1997 1999 2001 2003 2005 2007 2009 2011 2013 *Had sexual intercourse with at least one person, during the 3 months before the survey † Decreased 1991 -2019, decreased 1991 -2013, decreased 2013 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Were Currently Sexually Active, * Across 40 States and 26 Cities, 2019 50 40 35. 8 Percent 32. 6 30 26. 5 20 24. 6 17. 6 15. 2 10 0 States Cities *Had sexual intercourse with at least one person, during the 3 months before the survey State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Were Currently Sexually Active* 17. 6% - 24. 4% 24. 5% - 26. 4% 26. 5% - 29. 6% 29. 7% - 35. 8% No Data Had sexual intercourse with at least one person, during the 3 months before the survey State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Drank Alcohol or Used Drugs Before Last Sexual Intercourse, * by Sex, † Grade, and Race/Ethnicity, 2019 100 Percent 80 60 40 21. 2 24. 0 18. 6 20 21. 0 19. 1 20. 8 22. 9 9 th 10 th 11 th 12 th 17. 5 18. 6 Black Hispanic 22. 8 0 Total Male Female White *Among students who were currently sexually active † M > F (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Drank Alcohol or Used Drugs Before Last Sexual Intercourse, * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 46. 6 40 34. 0 21. 2 20 19. 8 24. 8 19. 2 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact *Among students who were currently sexually active This graph contains weighted results. Missing bar indicates fewer than 30 students in the subgroup. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Drank Alcohol or Used Drugs Before Last Sexual Intercourse, * 1991 -2019† 100 Percent 80 60 40 21. 6 21. 3 1991 1993 24. 8 24. 7 24. 8 25. 6 25. 4 23. 3 22. 5 21. 6 22. 1 22. 4 20. 6 18. 8 21. 2 2005 2007 2009 2011 2013 2015 2017 2019 20 0 1995 1997 1999 2001 2003 *Among students who were currently sexually active † Decreased 1991 -2019, increased 1991 -1999, decreased 1999 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Drank Alcohol or Used Drugs Before Last Sexual Intercourse, * Across 38 States and 25 Cities, 2019 50 Percent 40 30 20 25. 1 25. 0 18. 4 18. 3 13. 9 13. 1 10 0 States Cities *Among students who were currently sexually active State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Drank Alcohol or Used Drugs Before Last Sexual Intercourse* 13. 9% - 16. 6% 16. 7% - 18. 4% 18. 5% - 20. 6% 20. 7% - 25. 1% No Data Among students who were currently sexually active State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used a Condom During Last Sexual Intercourse, * by Sex, † Grade, † and Race/Ethnicity, † 2019 100 Percent 80 60 61. 3 60. 0 54. 3 55. 4 56. 3 49. 6 50. 3 48. 2 12 th Black 56. 2 55. 8 Hispanic White 40 20 0 Total Male Female 9 th 10 th 11 th *Among students who were currently sexually active † M > F; 9 th > 12 th; H > B, W > B (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used a Condom During Last Sexual Intercourse, * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 54. 3 56. 6 56. 3 47. 3 46. 5 41. 3 40 20 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact *Among students who were currently sexually active Female students who had sexual contact with only females are excluded from the analysis by sex of sexual contacts. This graph contains weighted results. Missing bar indicates fewer than 30 students in the subgroup. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used a Condom During Last Sexual Intercourse, * 19912019† 100 Percent 80 60 52. 8 54. 4 56. 8 58. 0 57. 9 1993 1995 1997 1999 2001 63. 0 62. 8 61. 5 61. 1 60. 2 59. 1 56. 9 2013 2015 53. 8 54. 3 2017 2019 46. 2 40 20 0 1991 2003 2005 2007 2009 2011 *Among students who were currently sexually active † Increased 1991 -2019, increased 1991 -2005, decreased 2005 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Used a Condom During Last Sexual Intercourse, * Across 40 States and 25 Cities, 2019 100 Percent 80 60 40 63. 4 54. 6 60. 3 54. 7 44. 5 20 0 States Cities *Among students who were currently sexually active State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used a Condom During Last Sexual Intercourse* 44. 7% - 51. 3% 51. 4% - 54. 6% 54. 7% - 56. 1% 56. 2% - 63. 4% No Data Among students who were currently sexually active State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used Birth Control Pills Before Last Sexual Intercourse, * by Sex, † Grade, † and Race/Ethnicity, † 2019 100 Percent 80 60 40 23. 0 20 26. 4 25. 7 20. 0 29. 1 26. 7 17. 4 12. 9 11. 8 15. 4 0 Total Male Female 9 th 10 th 11 th 12 th Black Hispanic White *To prevent pregnancy, among students who were currently sexually active † F > M; 11 th > 9 th, 11 th > 10 th, 12 th > 9 th, 12 th > 10 th; W > B, W > H (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used Birth Control Pills Before Last Sexual Intercourse, * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 23. 0 20 23. 6 19. 3 18. 7 23. 5 21. 0 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Both Sexes No Sexual Contact *To prevent pregnancy, among students who were currently sexually active Students who had sexual contact with only the same sex are excluded from the analysis by sex of sexual contacts. This graph contains weighted results. Missing bar indicates fewer than 30 students in the subgroup. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used Birth Control Pills Before Last Sexual Intercourse, * 1991 -2019† 100 Percent 80 60 40 20. 8 18. 4 17. 4 16. 6 1991 1993 1995 1997 20 16. 2 18. 2 17. 0 17. 6 16. 0 1999 2001 2003 2005 2007 19. 8 18. 0 19. 0 18. 2 2009 2011 2013 2015 20. 7 23. 0 2017 2019 0 *To prevent pregnancy, among students who were currently sexually active † Increased 1991 -2019, decreased 1991 -1995, increased 1995 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Used Birth Control Pills Before Last Sexual Intercourse, * Across 39 States and 26 Cities, 2019 50 40 Percent 35. 5 30 25. 8 23. 8 20 14. 6 14. 9 10 6. 3 0 States Cities *To prevent pregnancy, among students who were currently sexually active State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used Birth Control Pills Before Last Sexual Intercourse* 14. 6% - 20. 1% 20. 2% - 23. 7% 23. 8% - 28. 1% 28. 2% - 35. 5% No Data To prevent pregnancy, among students who were currently sexually active State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used an IUD (e. g. , Mirena or Paragard) or Implant (e. g. , Implanon or Nexplanon), * by Sex, Grade, † and Race/Ethnicity, † 2019 100 Percent 80 60 40 20 4. 8 3. 8 5. 4 Total Male Female 0 0. 2 9 th 3. 3 3. 0 10 th 11 th 8. 0 12 th 2. 4 1. 5 Black Hispanic 6. 5 White *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active † 10 th > 9 th, 11 th > 9 th, 12 th > 10 th, 12 th > 11 th; W > B, W > H (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used an IUD (e. g. , Mirena or Paragard) or Implant (e. g. , Implanon or Nexplanon), * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 20 4. 8 5. 0 1. 2 4. 8 Opposite Sex Only Both Sexes 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure No Sexual Contact *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active Students who had sexual contact with only the same sex are excluded from the analysis by sex of sexual contacts. This graph contains weighted results. Missing bar indicates fewer than 30 students in the subgroup. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used an IUD (e. g. , Mirena or Paragard) or Implant (e. g. , Implanon or Nexplanon), * 2013 -2019† 100 Percent 80 60 40 20 1. 6 3. 3 4. 1 4. 8 2013 2015 2017 2019 0 *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active † Increased 2013 -2019 [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 2013 -2019

Range and Median Percentage of High School Students Who Used an IUD (e. g. , Mirena or Paragard) or Implant (e. g. , Implanon or Nexplanon), * Across 39 States and 26 Cities, 2019 50 40 Percent 34. 3 30 20 19. 4 10 6. 6 0 1. 7 States 4. 6 1. 5 Cities *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used an IUD (e. g. , Mirena or Paragard) or Implant (e. g. , Implanon or Nexplanon)* 1. 7% - 5. 3% 5. 4% - 6. 5% 6. 6% - 9. 0% 9. 1% - 19. 4% No Data Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring, * by Sex, † Grade, † and Race/Ethnicity, † 2019 100 Percent 80 60 40 30. 9 35. 2 33. 4 25. 9 22. 7 20 39. 5 38. 1 19. 7 18. 2 Black Hispanic 14. 2 0 Total Male Female 9 th 10 th 11 th 12 th White *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active † F > M; 10 th > 9 th, 11 th > 10 th, 12 th > 9 th, 12 th > 10 th; W > B, W > H (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring, * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 30. 9 31. 7 27. 7 28. 3 20. 1 20 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Both Sexes No Sexual Contact *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active Students who had sexual contact with only the same sex are excluded from the analysis by sex of sexual contacts. This graph contains weighted results. Missing bar indicates fewer than 30 students in the subgroup. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring, * 2013 -2019† 100 Percent 80 60 40 25. 3 26. 8 2013 2015 29. 4 30. 9 2017 2019 20 0 *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active † Increased 2013 -2019 [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 2013 -2019

Range and Median Percentage of High School Students Who Used Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring, * Across 39 States and 26 Cities, 2019 100 Percent 80 60 56. 1 50. 9 40 20 35. 4 21. 5 24. 2 10. 3 0 States Cities *Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring* 21. 5% - 31. 1% 31. 2% - 35. 3% 35. 4% - 40. 3% 40. 4% - 56. 1% No Data Before last sexual intercourse to prevent pregnancy, among students who were currently sexually active State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used Both a Condom During Last Sexual Intercourse and Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring Before Last Sexual Intercourse, * by Sex, Grade, † and Race/Ethnicity, † 2019 100 Percent 80 60 40 20 9. 1 8. 1 9. 9 Total Male Female 9. 3 11. 1 4. 7 7. 0 9 th 10 th 11 th 12 th 7. 6 12. 2 4. 9 0 Black Hispanic White *To prevent pregnancy, among students who were currently sexually active † 11 th > 9 th, 12 th > 10 th; W > B, W > H (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used Both a Condom During Last Sexual Intercourse and Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring Before Last Sexual Intercourse, * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 20 9. 1 9. 9 4. 8 9. 5 2. 1 5. 2 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Both Sexes No Sexual Contact *To prevent pregnancy, among students who were currently sexually active Students who had sexual contact with only the same sex are excluded from the analysis by sex of sexual contacts. This graph contains weighted results. Missing bar indicates fewer than 30 students in the subgroup. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Used Both a Condom During Last Sexual Intercourse and Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring Before Last Sexual Intercourse, * 2013 -2019† 100 Percent 80 60 40 20 8. 8 9. 1 2013 2015 2017 2019 0 *To prevent pregnancy, among students who were currently sexually active † No change 2013 -2019 [Based on linear trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 2013 -2019

Range and Median Percentage of High School Students Who Used Both a Condom During Last Sexual Intercourse and Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring Before Last Sexual Intercourse, * Across 39 States and 25 Cities, 50 2019 Percent 40 30 20 20. 8 17. 2 10 11. 7 6. 4 6. 1 2. 0 0 States Cities *To prevent pregnancy, among students who were currently sexually active State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Used Both a Condom During Last Sexual Intercourse and Birth Control Pills; an IUD or Implant; or a Shot, Patch, or Birth Control Ring Before Last Sexual Intercourse 6. 4% - 10. 2% 10. 3% - 11. 6% 11. 7% - 14. 4% 14. 5% - 20. 8% No Data To prevent pregnancy, among students who were currently sexually active State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Did Not Use Any Method to Prevent Pregnancy, * by Sex, Grade, and Race/Ethnicity, † 2019 100 Percent 80 60 40 23. 0 20 11. 9 10. 1 Total Male 13. 4 15. 3 Female 9 th 12. 0 11. 2 11. 4 10 th 11 th 12 th 13. 3 8. 4 0 Black Hispanic White *During last sexual intercourse, among students who were currently sexually active. † B > H, B > W, H > W (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Did Not Use Any Method to Prevent Pregnancy, * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 25. 2 20 11. 9 10. 1 22. 4 12. 4 9. 4 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Both Sexes No Sexual Contact *During last sexual intercourse, among students who were currently sexually active. Students who had sexual contact with only the same sex are excluded from the analysis by sex of sexual contacts. This graph contains weighted results. Missing bar indicates fewer than 30 students in the subgroup. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Did Not Use Any Method to Prevent Pregnancy, * 19912019† 100 Percent 80 60 40 20 16. 5 15. 3 15. 8 15. 2 14. 9 13. 3 11. 3 12. 7 12. 2 11. 9 12. 9 13. 7 13. 8 11. 9 1991 1993 1995 1997 1999 2001 2003 2005 2007 2009 2011 2013 2015 2017 2019 0 *During last sexual intercourse, among students who were currently sexually active. † Decreased 1991 -2019, decreased 1991 -2003, no change 2003 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 1991 -2019

Range and Median Percentage of High School Students Who Did Not Use Any Method to Prevent Pregnancy, * Across 39 States and 26 Cities, 2019 50 40 Percent 33. 0 30 20 22. 1 18. 4 13. 5 10 6. 2 5. 6 0 States Cities *During last sexual intercourse, among students who were currently sexually active. State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Did Not Use Any Method to Prevent Pregnancy* 5. 6% - 11. 3% 11. 4% - 13. 4% 13. 5% - 15. 6% 15. 7% - 22. 1% No Data During last sexual intercourse, among students who were currently sexually active. State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Were Ever Tested for Human Immunodeficiency Virus (HIV), * by Sex, † Grade, † and Race/Ethnicity, † 2019 100 Percent 80 60 40 20 9. 4 8. 8 10. 0 Total Male Female 5. 3 8. 8 11. 0 12. 9 14. 0 10 th 11 th 12 th Black 9. 7 8. 0 Hispanic White 0 9 th *Not counting tests done if they donated blood † F > M; 10 th > 9 th, 11 th > 10 th, 12 th > 9 th, 12 th > 10 th; B > H, B > W (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Were Ever Tested for Human Immunodeficiency Virus (HIV), * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 20 20. 0 9. 4 9. 0 13. 2 8. 6 12. 6 3. 8 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact *Not counting tests done if they donated blood This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Were Ever Tested for Human Immunodeficiency Virus (HIV), * 2005 -2019† 100 Percent 80 60 40 20 11. 9 12. 7 12. 9 2005 2007 2009 2011 2013 10. 2 9. 3 9. 4 2015 2017 2019 0 *Not counting tests done if they donated blood † Decreased 2005 -2019, no change 2005 -2011, decreased 2011 -2019 [Based on linear and quadratic trend analyses using logistic regression models controlling for sex, race/ethnicity, and grade (p < 0. 05). Significant linear trends (if present) across all available years are described first followed by linear changes in each segment of significant quadratic trends (if present). ] This graph contains weighted results. National Youth Risk Behavior Surveys, 2005 -2019

Range and Median Percentage of High School Students Who Were Ever Tested for Human Immunodeficiency Virus (HIV), * Across 33 States and 27 Cities, 2019 50 40 Percent 32. 7 30 20 20. 8 15. 5 12. 6 10 9. 1 6. 4 0 States Cities *Not counting tests done if they donated blood State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Were Ever Tested for Human Immunodeficiency Virus (HIV)* 6. 4% - 9. 5% 9. 6% - 12. 5% 12. 6% - 13. 5% 13. 6% - 20. 8% No Data Not counting tests done if they donated blood State Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Were Ever Tested for a Sexually Transmitted Disease (STD), * by Sex, † Grade, † and Race/Ethnicity, † 2019 100 Percent 80 60 40 20 8. 6 6. 3 10. 8 3. 3 7. 3 10. 1 14. 1 12. 3 9. 4 7. 6 Hispanic White 0 Total Male Female 9 th 10 th 11 th 12 th Black *Other than HIV, such as chlamydia or gonorrhea, during the 12 months before the survey † F > M; 10 th > 9 th, 11 th > 10 th, 12 th > 9 th, 12 th > 10 th, 12 th > 11 th; B > W (Based on t-test analysis, p < 0. 05. ) All Hispanic students are included in the Hispanic category. All other races are non-Hispanic. This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Percentage of High School Students Who Were Ever Tested for a Sexually Transmitted Disease (STD), * by Sexual Identity and Sex of Sexual Contacts, 2019 100 Percent 80 60 40 19. 6 20 8. 6 13. 6 8. 2 7. 9 13. 7 1. 9 0 Total Heterosexual Gay, Lesbian, or Bisexual Unsure Opposite Sex Only Same Sex or Both Sexes No Sexual Contact *Other than HIV, such as chlamydia or gonorrhea, during the 12 months before the survey This graph contains weighted results. National Youth Risk Behavior Survey, 2019

Range and Median Percentage of High School Students Who Were Ever Tested for a Sexually Transmitted Disease (STD), * Across 27 States and 27 Cities, 2019 50 40 Percent 35. 0 30 20 19. 4 14. 0 10 10. 8 7. 2 6. 2 0 States Cities *Other than HIV, such as chlamydia or gonorrhea, during the 12 months before the survey State and Local Youth Risk Behavior Surveys, 2019

Percentage of High School Students Who Were Ever Tested for a Sexually Transmitted Disease (STD)* 6. 2% - 8. 8% 8. 9% - 10. 7% 10. 8% - 13. 5% 13. 6% - 19. 4% No Data Other than HIV, such as chlamydia or gonorrhea, during the 12 months before the survey State Youth Risk Behavior Surveys, 2019