Factors associated with unintended pregnancy in Yamagata, Japan
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- 作者：Goto ; Aya ; Yasumura ; Seiji ; Reich ; Michael R. ; Fukao ; Akira
- 关键词：Reproductive history ; Pregnancy ; Unwanted ; Contraception behavior ; Japan
- 刊名：Social Science and Medicine
- 出版年：2002
- 出版时间：April, 2002
- 年：2002
- 卷：54
- 期：7
- 页码：1065-1079
- 全文大小：159 K
文摘
Data on unintended pregnancy are scarce in Japan. The purpose of this study is to examine the association of sociodemographic, reproductive, and other health behavioral factors with unintended pregnancy. A survey was conducted from May through November 1999 in Yamagata, Japan. We distributed anonymous self-administered questionnaires to cervical and breast cancer screening participants aged 35–49 years. There were 564 eligible women, and the number of respondents was 421 (74.6 % ). The proportion of women who had experienced unintended pregnancy was 46.2 % , and 40.1 % of them had repeated experiences. Among 312 pre-menopausal married women who did not want to become pregnant, 15.4 % were not using any contraception. Factors that were significantly associated with the experience of unintended pregnancy were age of husband being 4 or more years older [Odds ratio (OR)=1.83], and age at initiation of sexual intercourse (OR=1.86) and marriage during teens (OR=11.14). Analysis of 1255 pregnancies that the subjects had experienced showed that 51.2 % and 25.9 % of mistimed and unwanted pregnancies occurred as a result of no contraceptive use, and 39.5 % and 71.1 % of these ended in abortions. The number of past unintended pregnancies was significantly (p<0.001) correlated with the number of pregnancies (rs