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John Elflein
Research expert covering health and health care
Detailed statistics
Number of cases of STDs in the U.S. in 2021, by disease and gender
Detailed statistics
U.S. high school students who were tested for STDs in the past year 2019-21 by gender
Detailed statistics
Methods of contraception used by U.S. women as of 2022
Number of cases of STDs in the U.S. in 2021, by disease and gender
Number of reported cases of sexually transmitted diseases (STD) in the United States in 2021, by disease and gender
Direct medical costs of select sexually transmitted infections in the U.S. in 2018
Direct medical costs of select sexually transmitted infections (STIs) in the United States in 2018 (in million U.S. dollars)
U.S. high school students who were tested for STDs in the past year 2019-21 by gender
Percentage of high school students in the United States who were tested for sexually transmitted diseases (STDs) during the past year in 2019 and 2021, by gender
U.S. high school students who were tested for STDs in the past year, 2021, by race
Percentage of high school students in the United States who were tested for sexually transmitted diseases (STDs) during the past year as of 2021, by race/ethnicity
Share of U.S. teenagers who had an HPV vaccination 2023, by gender
Percentage of adolescents in the U.S. aged 13 to 17 years who had received a human papillomavirus (HPV) vaccination as of 2023, by gender
Number of reported chancroid cases in the United States 1950-2022
Number of reported chancroid cases in the United States from 1950 to 2022
Rates of cases of chancroid in the United States 1950-2022
Rates of reported cases of chancroid in the United States from 1950 to 2022 (per 100,000 population)
Number of reported chlamydia cases in the United States between 1985-2022
Number of reported cases of chlamydia in the United States from 1985 to 2022
Chlamydia rates in the United States 1985-2022
Rates of reported cases of chlamydia in the United States from 1985 to 2022 (per 100,000 population)
Cases of chlamydia in the United States in 2022, by age group and gender
Rates of reported cases of chlamydia in the United States in 2022, by age and gender (per 100,000 population)
Chlamydia rates in the United States 2022, by race/ethnicity and gender
Rates of reported cases of chlamydia in the United States in 2022, by race/ethnicity and gender (per 100,000 population)
New chlamydia cases in U.S. by state 2022
Rate of new chlamydia cases in the United States as of 2022, by state (per 100,000 population)
Number of reported gonorrhea cases in the United States 1950-2022
Number of reported gonorrhea cases in the United States from 1950 to 2022
Rate of cases of gonorrhea in the United States 1950-2022
Rates of reported cases of gonorrhea in the United States from 1950 to 2022 (per 100,000 population)
Cases of gonorrhea in the United States in 2022, by age group and gender
Rates of reported cases of gonorrhea in the United States in 2022, by age and gender (per 100,000 population)
Rate of gonorrhea cases in the United States in 2022, by race/ethnicity and gender
Rates of reported cases of gonorrhea in the United States in 2022, by race/ethnicity and gender (per 100,000 population)
Number of cases of syphilis in the United States 1950-2022
Number of reported syphilis cases in the United States from 1950 to 2022*
Syphilis rate in the United States from 1950 to 2022
Rates of reported syphilis cases in the United States from 1950 to 2022* (per 100,000 population)
Cases of syphilis in the United States in 2022, by age group and sex
Rates of reported cases of syphilis in the United States in 2022, by age and gender* (per 100,000 population)
Syphilis rates in the United States in 2022, by race/ethnicity and gender
Rates of reported cases of syphilis in the United States in 2022, by race/ethnicity and gender* (per 100,000 population)
Cases of syphilis in the United States in 2022, by gender and sexual behavior
Distribution of syphilis cases in the United States in 2022, by gender and sexual behavior*
Rates of congenital syphilis among newborns in the U.S. in 2022, by state
Rates of reported cases of congenital syphilis among infants in the United States in 2022, by state (per 100,000 population)
U.S. high school students condom usage 2021, by sex
Share of high school students who used a condom during last sexual intercourse in the United States in 2021, by sex
U.S. high school students who used a condom during last intercourse 2011-21 by race
Percentage of high school students in the United States who used a condom during their last sexual intercourse in 2011 and 2021, by race/ethnicity
Birth control methods used by U.S. college students as of fall 2023
Percentage of U.S. college students that used select methods of birth control as of fall 2023*
Methods of contraception used by U.S. women as of 2022
Percentage of reproductive-aged U.S. women who used select methods of contraception within the past 12 months as of 2022
Methods of contraception used by U.S. women as of 2022, by age
Percentage of reproductive-aged women in the U.S. that used select methods of contraception within the past 12 months as of 2022, by age
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