TABLE 1.

Question Wording of Pregnancy Outcomes Items, by year of interview and survey, National Survey of Family Growth

2002		2006–2010, 2011–2015
Face-to-Face Interview
In which of the ways shown on this Card did the pregnancy end?
(1) Miscarriage (2) Stillbirth (3) Abortion (4) Ectopic or Tubal Pregnancy (coded as Miscarriage) (5) Live birth by Cesarean section (6) Live birth by vaginal delivery
ACASI
INTRO_J5 INTRO-J5. The information you provide about the outcome of any pregnancies you may have had is very important for this study. Sometimes women who take part in the study are reluctant to tell an interviewer about some of their pregnancies. Remember, your interviewer will not know how you answer these questions, and will not ask you any questions about your answers. Please press [Enter] to continue.		INTRO_J5 JB_0. 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, even if you did not mention them all to the interviewer.
JB-1: First, are you pregnant now?
JB-2: How many pregnancies have you had that resulted in live birth, that is, a baby born alive? Having twins or triplets should be counted as one pregnancy		JB-1: Between January (year of interview – 5) and December (year of interview – 1), how many pregnancies did you have that resulted in live birth, that is, in a baby born alive? Having twins or triplets should be counted as one pregnancy
JB-3: How many pregnancies have you had that ended in miscarriage, stillbirth, or ectopic pregnancy?		JB-2: Between January (year of interview – 5) and December (year of interview – 1), how many pregnancies did you have that ended in miscarriage, stillbirth, or ectopic pregnancy?
JB-4: How many pregnancies have you had that ended in abortion?		JB-3: Between January (year of interview – 5) and December (year of interview – 1), how many pregnancies did you have that ended in abortion?
JB-5: Based on these last four questions, you have been pregnant (TOTAL BASED On CASITOTP) times. Is this correct?
JB-6: Please think of all the times you have been pregnant, whether you are currently pregnant or the pregnancy ended in live birth, miscarriage, stillbirth, abortion, or ectopic pregnancy? How many times have you been pregnant in your life?