Impact of palliative chemotherapy and best supportive care on overall survival and length of hospitalization in patients with incurable Cancer: a 4-year single institution experience in Japan

Table 2 Multivariate Cox regression analysis

Variable	HR (95.0% CI)	P-value
Primary site of the malignancy	–	< 0.05^*
Colon ca. vs. gastric ca.	0.49 (0.30–0.82)	< 0.01^*
Esophageal ca. vs. gastric ca.	0.41 (0.20–0.86)	< 0.05^*
MMT vs. gastric ca.	0.61 (0.29–1.27)	0.186
CUP vs. gastric ca.	0.69 (0.25–1.93)	0.476
Sex (male vs. female)	0.80 (0.50–1.29)	0.367
Age (> 70 vs. ≤70 years)	0.84 (0.54–1.32)	0.455
ECOG PS (0–2 vs. 3–4)	0.18 (0.10–0.34)	< 0.001^*
Palliative chemotherapy vs. BSC	0.43 (0.24–0.79)	< 0.01^*

^*P < 0.05
Abbreviations: BSC best supportive care, CI confidence interval, CUP carcinoma of unknown primary, ECOG Eastern Cooperative Oncology Group, HR hazard ratio, MMT miscellaneous malignant tumor, PS performance status

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