- Original Article
- A clinical study on twin.
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Ho Joon Im, Sang Yoon Ahn, In Joon Seol, Soo Jee Moon, Hahng Lee
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Clin Exp Pediatr. 1991;34(5):621-628. Published online May 31, 1991
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Among the total of 17,991 newborns delivered at Hanyang University Howpital from January 1980
to December 1989, a clinical study was performed on 277 twin pregnancies.
The results of the study were as follows:
1) The incidence of twins was 1:64.9.
2) The average male-female sex ratio of twins was 1:1.1, total same sex pairs rate was 79.4%
(male-male & female-female) and different sex rate was 20.6%.
3) The... |
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- A clinical and Statistical study of Meconium Stained Baby: A Two Year Prospective Study.
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Joo Hyun Ham, Sang Yoon Ahn, In Joon Seol, Soo Jee Moon, Hahng Lee
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Clin Exp Pediatr. 1990;33(9):1173-1179. Published online September 30, 1990
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Among the total of 2,483 Newborns delivered at Hanyang University Hospital from January 1987
to December 1988, a clinical study was performed of meconium stained baby.
The results are summerized as follows:
1) The incidence of meconium staining was 13.4% (333 cases) in total 2,483 newborns.
2) In the groups that the birth weight is 2501 ~ 4000 gm and up to 4001 gm, the incidence... |
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