Variations in the reported diagnosis of, and detection of, current infection, of key STIs among sexually-experienced men aged 16–44 years in Britain’s third National Survey of Sexual Attitudes and Lifestyles (Natsal-3).

1 ORs adjusted for age, ethnicity, same sex experience and number of partners in lifetime (for diagnosis outcomes) or number of partners without a condom in the past year (for biological outcomes)2 Unweighted, weighted denominators: all 16–44 year old men reporting at least one lifetime partner by the time of their interview for Natsal-33 Defined as chlamydia, gonorrhoea, genital warts, syphilis, trichomonas, herpes, NSU/NGU, epididymo-orchitis, public lice/crabs or hepatitis4 Unweighted, weighted denominators: 16–44 year old men with one or more lifetime partner who provided a urine sample5 Positive for type(s) 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, 59 and/or 686 Positive for type(s) 26, 53, 66, 70, 73 and/or 82Variations in the reported diagnosis of, and detection of, current infection, of key STIs among sexually-experienced men aged 16–44 years in Britain’s third National Survey of Sexual Attitudes and Lifestyles (Natsal-3).