Table 4.

Adjusted hazard ratio for overall survival associated with marital status in different clinicopathological subgroups

OS	Married vs DSW			Single vs DSW			Married vs Single
Variable	AHR	95% CI	P‐value	AHR	95% CI	P‐value	AHR	95% CI	P‐value
All	0.6444	0.6318‐0.6573	<0.001	0.8712	0.8484‐0.8947	<0.001	0.7396	0.7208‐0.759	<0.001
<35	0.683	0.5484‐0.8507	<0.001	0.8625	0.6911‐1.0765	0.191	0.7919	0.6994‐0.8966	<0.001
35‐70	0.6872	0.6677‐0.7074	<0.001	0.8848	0.8542‐0.9164	<0.001	0.7767	0.7526‐0.8016	<0.001
≥70	0.6076	0.5908‐0.6249	<0.001	0.8469	0.8087‐0.8868	<0.001	0.7175	0.6831‐0.7535	<0.001
Sex
Female	0.6451	0.6324‐0.6581	<0.001	0.8686	0.8456‐0.8921	<0.001	0.7427	0.7237‐0.7622	<0.001
Male	0.6308	0.51735‐0.7691	<0.001	1.1371	0.87716‐1.4742	0.332	0.5547	0.44385‐0.6933	<0.001
Race
White	0.6289	0.6154‐0.6428	<0.001	0.8533	0.8266‐0.8809	<0.001	0.737	0.7148‐0.76	<0.001
Black	0.7601	0.7189‐0.8036	<0.001	0.9129	0.8633‐0.9652	0.001	0.8326	0.7871‐0.8808	<0.001
AN/AI	0.872	0.6688‐1.1369	0.311	0.9635	0.693‐1.3395	0.825	0.905	0.6653‐1.231	0.525
API	0.6216	0.5676‐0.6808	<0.001	0.9107	0.8045‐1.0308	0.139	0.6826	0.6112‐0.7624	<0.001
HRs
ER+/PR+	0.611	0.5943‐0.6281	<0.001	0.8618	0.8294‐0.8954	<0.001	0.709	0.6828‐0.7361	<0.001
ER+/PR‐	0.6389	0.6063‐0.6734	<0.001	0.8673	0.8092‐0.9297	<0.001	0.7367	0.6879‐0.7889	<0.001
ER‐/PR+	0.6483	0.5449‐0.7713	<0.001	0.8364	0.6663‐1.0499	0.123	0.7751	0.629‐0.9552	0.017
ER‐/PR‐	0.7176	0.6908‐0.7455	<0.001	0.8954	0.8516‐0.9414	<0.001	0.8015	0.7648‐0.84	<0.001
Other	0.6301	0.5817‐0.6825	<0.001	0.924	0.836‐1.0213	0.122	0.6819	0.617‐0.7536	<0.001

Abbreviations: AHR: adjusted hazard ratio; AN/AI: American Indian/Alaska Native; API: Asian or Pacific Islander; CI: confidence interval; DSW: divorced/separated/widowed; ER: estrogen receptor; HRs: hormone receptor status; OS: overall survival; PR: progesterone receptor.