Korean J Perinatol.  1999 Mar;10(1):40-45.

Last 10 Year's Statistics of Newborn Babys Sex Ratio at Inchon Christian Hospital

• You YH
• Kim DP

Abstract

PURPOSE: To solving the problems of unbalanced sex ratio through the last 10 year's and future problems. METHOD: This study was reviewed in last 10year's period in nulligravida, multigravida, cesarean section, season, year(odd, even), and month(odd, even), it's depend on the 11568 cases during the last 10 year's and average of yearly delivery is almost 1000 cases. RESULT: The following results were obtained, The total sex ratio in last 10 years were 100: 108. 5(female: male). The total monthly sex ratio in last 10 years were following. Febraury sex ratio was 100: 115.2(female:male), may sex ratio was 100: 97.0(female:male), Even month sex ratio 100: 112.1(female: male), odd month sex ratio 100: 104(female: male), seasonal sex ratio were following. Spring(100: 102.7), summer(100: 115.6), fall(100: 106.4), winter(100: 109.4). The total Normal Spontaneous Vaginal Delivery in nulligravida and multigravida were followed, nulligravida(which is one delivery only) was 100: 112.4(f: m), multigravida(which is more than one delivery, but not inclued abortion) was 100: 107.6(f: m). The total c/sec(Cesarean section) in 1st c/sec and 2nd and above c/sec were followed. 1st c/sec was 100: 113.6(female: male), 2nd and above c/sec was 100: 103(female: male).
CONCLUSION
Our results suggest that the unbalance of newbom baby boy sex ratio in nulligravida is higher then multigravida and is problem in this contry. We will be concerned social problem in early 21th centry.

Keyword

Sex ratio; Nulligravida; Multigravida

MeSH Terms

Cesarean Section
Female
Humans
Incheon*
Infant, Newborn*
Male
Pregnancy
Seasons
Sex Ratio*
Social Problems