Young I D, Cook J P, Mehta L
Arch Dis Child. 1986 Oct;61(10):1035-6. doi: 10.1136/adc.61.10.1035.
The incidence of trisomy 18 in Leicestershire during the years 1980-85 inclusive was one in 3086 births. Eleven of the 21 babies born with trisomy 18 in this period were delivered by caesarean section. Median and mean periods of survival were 2.5 and 22 days, respectively.
1980年至1985年(含)期间,莱斯特郡18三体综合征的发病率为每3086例出生中有1例。在此期间出生的21例18三体综合征患儿中,有11例通过剖宫产分娩。中位生存期和平均生存期分别为2.5天和22天。