Table 1.

Incidence rate ratios for the effect of different cancer diagnoses on subsequent live birth using conditional Poisson regression models, adjusted for ethnicity and the number of live births before cancer diagnosis.

Cancer types	All
	Incidence rate ratio	95% CI	P value
All cancers	0.69	0.67–0.70	<.001
Nongynecologic cancer
Breast	0.44	0.41–0.48	<.001
Hodgkin lymphoma	0.68	0.60–0.76	<.001
Non-Hodgkin lymphoma	0.75	0.65–0.87	<.001
Leukemia	0.25	0.20–0.33	<.001
GI cancers	0.40	0.28–0.59	<.001
Soft tissue	0.57	0.44–0.73	<.001
Central nervous system cancers	0.53	0.47–0.59	<.001
Gynecologic cancer
Vulva and vagina	0.73	0.63–0.84	<.001
Cervix	0.61	0.58–0.65	<.001
Uterine corpus	0.18	0.13–0.24	<.001
Ovary	0.50	0.42–0.60	<.001
Others	0.88	0.85–0.91	<.001

Note: CI = confidence interval; GI = gastrointestinal.