[Table/Fig-4]:

Univariate and multivariate analyses: risk factors of non-specific complications in elderly colorectal cancer patients. Abbreviations: ASA: anesthesia risk score

Total population (n=124)	Yes (n=29)	No (n=95)	Pu	OR u(95% CI)	PM	β	OR M(CI 95%)
Age
<85 years	26 (24.1%)	82 (75.9%)	0.76
≥85 years	3 (18.8%)	13 (81.2%)
ASA score
I-II	(28.1%)	46 (71.9%)	0.19
>II	11 (19.3%)	49 (81.7%)
Diabetes mellitus
Yes	8 (42.1%)	11 (57.9%)	0.07
No	21 (20%)	84 (80%)
Anemia
Yes	4 (19%)	17 (81%)	0.6
No	25 (24.3%)	78 (75.7%)
Cardiac disease
Yes	8 (42.1%)	11 (57.9%)	0.07	2.9 (1.04-8.13)	0.68
No	21 (20%)	84 (80%)		2.9 (1.04-8.13)	0.11
Emergency admittance
Yes	15 (35.7%)	27 (64.3%)	0.026	2.7 (1.14-6.33)	0.85
No	14 (17.1%)	68 (82.9%)
Obstruction
Yes	14 (40%)	21 (60%)	0.006	3.29 (1.37–7.89)	0.008	1.191	3.29(1.37-7.89)
No	15 (16.9%)	74 (83.1%)
Emergency surgery
Yes	14 (34.1%)	27 (65.9%)	0.047	2.35 (1-5.52)	0.46
No	15 (18.1%)	68 (81.9%)
Bowel perforation
Yes	2 (20%)	5 (50%)	8 (80%)	0.79
No	27 (23.7%)	87 (76.3%)
Resection class
R0	23 (21.9%)	82 (78.1%)	0.36
R1	6 (31.6%)	13 (68.4%)

Abbreviations: ASA: anesthesia risk score defined by American Anesthesiology Association; Pu : univariate P value; PM :multivariate logistic regression P value; ORu :univariate odds Ratio; ORM(CI 95%): multivariate logistic regression Odds Ratio; CI: confidential Interval.β0= -1.596