Table 1.

Initial question wordings used in the cognitive interviews.

Approach	Question wording
1 Pregnancy context	Sometimes women are reluctant to tell an interviewer about some of their pregnancies, especially those pregnancies that ended in abortion or with babies they no longer live with. In the next set of questions, please give a complete count of all your pregnancies. In your lifetime, how many pregnancies have you had that resulted in a live birth, that is, in a baby born alive? [#]. In your lifetime, how many pregnancies have you had that ended in miscarriage, stillbirth, or ectopic pregnancy? [#] In your lifetime, how many pregnancies have you had that ended in abortion? [#]
2 Pregnancy context	How many times have you been pregnant in your life? [#]
3 Priming using friends and family members abortions	As far as you know, have any of your friends or family ever had an abortion? [Yes/No]
4 SRH services context	Have you ever received any of the following birth control services shown on this card from a doctor or other medical care provider? [Yes/No] ● A method of birth control or a prescription for a method? [Yes/No] ● A check-up or medical test related to using a birth control method? [Yes/No] ● Counselling or information about birth control? [Yes/No] ● A sterilising operation? [Yes/No] ● Counselling or information about getting sterilised? [Yes/No] ● Emergency contraception, also known as “Plan B” or the “Morning-after pill,” or a prescription for it? [Yes/No] ● Counselling or information about Emergency contraception, also known as “Plan B” or the “Morning-after pill”? [Yes/No] We’re also interested in where women go to get other kinds of reproductive health care. Please look at this new sheet. In your lifetime, have you received any of the following medical services from a doctor or other medical care provider? ● A pregnancy test? [Yes/No] ● An abortion? [Yes/No] ● A Pap test – where a doctor or nurse puts an instrument in the vagina and takes a sample to check for abnormal cells that could turn into cervical cancer? [Yes/No] ● A pelvic exam – where a doctor or nurse puts one hand in the vagina and the other on the abdomen? [Yes/No] ● Prenatal care? [Yes/No] ● Post-pregnancy care? [Yes/No] ● A test for a sexually transmitted disease? [Yes/No]
5 Specifying abortion methods	People think about abortion differently. When we say abortion, we’re including people who have a surgical procedure, and people who take medications that end a pregnancy. Using that definition, have you ever had an abortion? [Yes/No]
6 Separating any and number of abortions	Have you ever had an abortion? [Yes/No] How many abortions have you had in your lifetime? [#]