Literal question
415. CHECK FOR THE PRESENCE OF OTHERS. BEFORE CONTINUING, MAKE EVERY EFFORT TO ENSURE PRIVACY. (Now I need to ask you some questions about sexual life in order to gain a better understanding of some important life issues. Let me assure you again that your answers are completely confidential and will not be told to anyone. If you do not want to answer, just let me know and I will skip to the next question.) How old were you when you had sexual intercourse for the very first time?
NEVER HAD SEXUAL INTERCOURSE 00 (GO TO 417)
AGE IN YEARS ___ (GO TO 418)
FIRST TIME WHEN STARTED LIVING WITH (FIRST) WIFE 95 (GO TO 418)