Improved Overall Survival of Colorectal Cancer under Multidisciplinary Team: A Meta-Analysis

Table 2

Factors analysis of hazard ratios for overall survival.

Factors	No. of studies	Effects model	HR (95% CI)		Heterogeneity
					(%)
Sex	5	Random	1.24 (0.93-1.66)	0.14	64	0.02
Age	5	Random	1.38 (1.09-1.74)	0.006	53	0.07
Neoadjuvant chemotherapy	2	Fixed	0.70 (0.45-1.10)	0.12	0	0.59
Differentiation	3	Fixed	1.35 (1.06-1.72)	0.01	47	0.15
Tumor stage	2	Random	1.77 (1.19-2.65)	0.005	87	0.006

Notes: HR: hazard ratio; 95% CI: 95% confidence interval.