Last 10 years's Statistics of Newborn Babies Sex Ratio in Seoul Seong Ae Hospital and Review of Future Problems

Ku, In Mo; Ko, Young Chae; Lee, Hee; Choi, Won Il; Yang, Ki Won; Koo, Hong Mo; Kim, Jeong Wook

Abstract

OBJECTIVE
This study was aimed to investigate of newborn babies sex ratio in Seoul Seong Ae hospital and review of future problem.
METHODS
We reviewed retrospectively the 21,332 cases of deliveries in women visiting at Seoul Seong Ae hospital from Jannuary 1994 to December 2003 (10 year's period). We investigated 1st baby and 2nd baby sex ratio and in case of 3rd baby, subdividing then into tree groups (first and second are female, first and second are male, first and second are male and female). We arranged the data at the base of childbirth registers and patients' obligation records.
RESULTS
The results were as follows, 1. The total sex ratio in last 10 years was 111.2:100 (male:female). 2. 1st baby sex ratio was 109.2:100. 3. 2nd baby sex ratio was 110.6:100. 4. 3rd baby sex ratio was 133:100.
CONCLUSION
These findings suggest that unbalance of sex ratio in 3rd baby is extremely serious trend in this country and is expected a tremendous social problems in early 21th century.