. 2022 Jan 4;2022:3109165. doi: 10.1155/2022/3109165

Table 5.

Multivariate analysis of overall survival by the Cox proportional hazards model.

Characteristics		N	HR	95% CI	P value
Age	<65 Y	87	REF	0.99–2.38	0.053
Age	≥65 Y	243	1.54	0.99–2.38	0.053

Sex	Male	198	REF	0.26–0.56	<0.001
Sex	Female	132	0.38	0.26–0.56	<0.001

Primary site	Rectum	129	REF	0.90–1.88	0.158
Primary site	Colon	201	1.30	0.90–1.88	0.158

Tumor size	<5 cm	205	REF	0.62–1.34	0.639
Tumor size	5+ cm	125	0.91	0.62–1.34	0.639

T stage	T0–T2	68	REF	0.44–1.23	0.248
T stage	T3–T4	262	0.74	0.44–1.23	0.248

N stage	N0	185	REF	1.10–2.92	0.02
N stage	N1–N3	145	1.79	1.10–2.92	0.02

M stage	M0	275	REF	1.05–2.74	0.03
M stage	M1	55	1.70	1.05–2.74	0.03

Stage	I-II	163	REF	0.49–1.41	0.499
Stage	III-IV	167	0.83	0.49–1.41	0.499

NLR	Low	176	REF	0.92–2.06	0.112
NLR	High	154	1.38	0.92–2.06	0.112

PLR	Low	148	REF	0.86–1.91	0.226
PLR	High	182	1.28	0.86–1.91	0.226

CEA (ng/mL)	Low	244	REF	0.85–1.81	0.268
CEA (ng/mL)	High	86	1.24	0.85–1.81	0.268

BMI	Low	155	REF	0.18–0.39	<0.001
BMI	High	175	0.26	0.18–0.39	<0.001