. 2013 Jul 12;27(11):4094–4103. doi: 10.1007/s00464-013-3066-5

Table 5.

Multivariate analysis of factors influencing outcomes and survival for all 146 patients in the study group

Outcome variable	Predictor variable	Odds ratio (95 % CI)	p value
Blood loss (ml)^a
	Approach	234.4 (132.8–336.1)	<0.001
Operative time (min)^a
	Charlson Grade 3	128.7 (43.82–213.7)	0.004
Length of stay (days)^b
	Gender	0.769 (0.605–0.978)	0.034
	BMI	1.021 (0.941–1.416)	0.010
	Approach	1.257 (1.043–1.516)	0.018
	Charlson Grade 3	2.265 (1.420–3.613)	<0.001
Number of nodes removed^a
	Approach	7.439 (10.74–4.135)	<0.001
Cardiovascular complications^c
	Charlson Grade 1	2.806 (1.218–6.792)	0.018
	Charlson Grade 3	10.09 (1.362–209.1)	0.048
Wound infection^c
	BMI	1.11 (1.010–1.216)	0.028
Anastomotic leak^c
	Charlson Grade 3	8.910 (1.202–70.89)	0.031
Overall survival^d
	Charlson Grade 1	1.993 (2.944–39.55)	0.027
	Charlson Grade 3	3.112 (2.641–214)	0.056
Blood loss (ml)^a

^aEffect is difference of means

^bEffect is ratio of length of stay in days

^cEffect is odds ratio

^dEffect is hazard ratio