Table 19. Ability to maintain a pregnancy as affected by age of female
partner*
Wife's Age, y
Patients With Assessment of Pregnancy Outcome
Patients Establishing a Pregnancy
%
Patients With Live Births
%
<30
544
499
91.7
476
95.4
30 to <35
446
390
87.4
365
93.6
35 to <40
215
165
76.7
146
88.5
40
61
33
54.1
27
81.8
All ages
1266
1087
85.9
1014
93.3
Probability
P < .0001
P < .0001
*Statistical analysis: the ability to establish a pregnancy is affected by the
age of the female partner. Chi square test: P < .0001. Age of the
female partner also affects the percentage of pregnancies maintained. Chi
square test: P < .0001
40