Individual characteristics questionnaire
abortions
RECRUITMENT
The individual characteristics questionnaire consisted of 3 parts. The first part collected data in relation to the personal characteristics of the participant. The second part collected data in relation to pregnancy and childbirth. The third part collected data in relation to the infant. Individual characteristics and pregnancy information were completed upon recruitment to the study (31–34 weeks of pregnancy). Individual characteristics included questions about age, education level and occupation, education level and occupation of the spouse, economic status of the family, place of residence, and gestational age at the time of entering the study. Pregnancy information included the total number of previous pregnancies, number of previous abortions, and the gestational age in weeks at the time of study entry. Information related to childbirth included mode of birth and gestational age at the time of birth. Infant characteristics included assumed gender, weight, and Apgar scores of the first and fifth minutes of birth, which were collected by the researcher from medical records.