Table 3.

Impact of all significant variables excluding (ACE 27) on morbidity in multivariate (forward selection) analysis

Variable	Odds ratio	95% confidence interval	P value
American Society of
Anaesthesiologists (ASA) score
ASA(1)	3.969	1.876-8.4	0.001*
ASA(2)	4.351	1.64-11.542	0.003*
Chemotherapy	2.194	1.017-4.730	0.045*
Radiation therapy	2.460	1.223-4.951	0.012*
Duration of anaesthesia	2.772	1.429-5.379	0.003*

^*P<0.05-Significant