1982年对北京城区抽取3,830名20～49岁妇女进行生育率调查,调查结果总和生育率1.24,平均初婚年龄25.4岁,平均妊娠次数2.43次/人,平均活产数1.70个/人,平均人流次数0.61次/人,避孕现用率75.1％,说明北京城区生育率己降至世界低水平,且为晚婚、避孕、人流综合作用所致。另外,1982年总和人流率1.25,说明人流已是一个值得注意的问题。 In 1982, 3,830 women aged 20 to 49 years in urban areas of Beijing were surveyed for fertility. The survey results showed that the total fertility rate was 1.24, the average first marriage age was 25.4 years, the average number of pregnancy was 2.43 times per person, the average live birth number was 1.70 / person, the average flow of people The frequency was 0.61 times per person and the current contraceptive utilization rate was 75.1%. This shows that the fertility rate in urban areas of Beijing has dropped to a low level in the world and is caused by the combined effects of late marriage, contraception and abortion. In addition, the total flow rate of 1.25 in 1982 shows that the flow of people is a notable problem.