Table 4:

Univariable and multivariable analyses of parameters influencing disease-free survival in dataset 2

Coefficient	Hazard Ratio (95% CI)	P-value
Unadjusted Model
Recent pregnancy	1.66 (1.05,2.62)	0.03
Unadjusted Model - Multiple Imputation
Recent pregnancy	1.66 (1.06,2.60)	0.027
Adjusted Model - Missing Indicator
Recent pregnancy (≤ 5 years prior surgery) vs no recent pregnancy	1.64 (1.04–2.60)	.034
Stage 2 vs Stage 0–1	2.02 (1.14–3.60)	.017
Stage 3 vs Stage 0–1	6.72(3.59–12.58)	<.001
Missing Stage vs Stage 0–1	1.64 (0.87–3.10)	.13
Adjusted Model*- Multiple Imputation
Recent pregnancy (≤ 5 years prior surgery) vs no recent pregnancy	1.624 (1.04,2.54)	.034
Stage 2 vs Stage 0–1	1.38 (0.90,2.11)	.137
Stage 3 vs Stage 0–1	3.08 (1.90,5.01)	<.001

^*age was eliminated from the model in a backward elimination process