Table 3.

Variables associated with low compliance on postoperative day 2.

Variable		Postoperative Compliance				Univariate Analysis				Multivariate Analysis
		High Compliance		Low Compliance		OR	95% CI		Sign.	OR	95% CI		Sign.
		N/Median	%/IQR	N/Median	%/IQR
Men		67	38.1%	36	40.9%	1.126	0.668	1.899	0.656
Age (years)		67	58.22–75	71.95	61–77.74	1.032	1.007	1.057	0.011	1.036	1.006	1.067	0.018
BMI		24.82	22.2–27.39	24.10	22.12–27.14	0.992	0.926	1.062	0.808
BMI class	<25	89	51.4%	51	58.0%	1 (ref)
	25–29	65	37.6%	27	30.7%	0.725	0.412	1.276	0.265
	>30	19	11.0%	10	11.4%	0.918	0.397	2.127	0.843
ASA score	1	27	15.3%	10	11.4%	1 (ref)
	2	99	56.3%	48	54.5%	1.309	0.586	2.923	0.511
	3	42	23.9%	29	33.0%	1.864	0.784	4.433	0.159
	4	8	4.5%	1	1.1%	0.338	0.037	3.052	0.334
Diabetes		15	8.5%	14	15.9%	2.031	0.932	4.424	0.075
Haemoglobin (g/dL)		13.70	12.8–14.6	13.10	12.3–14.3	0.829	0.696	0.989	0.037	0.913	0.742	1.124	0.392
Neoadjuvant CT/RT		36	20.5%	19	21.6%	1.071	0.573	2.003	0.830
Mechanical bowel preparation		71	40.6%	33	37.5%	0.879	0.519	1.488	0.631
Preoperative glucidic drink		108	61.4%	59	67.0%	1.281	0.748	2.194	0.367
Epidural catheter		47	26.9%	26	29.5%	1.142	0.648	2.013	0.646
Intraoperative advanced volemia monitoring		59	33.7%	13	14.8%	0.341	0.175	0.664	0.002	0.48	0.222	1.036	0.062
Operative inotropes		5	2.9%	4	4.5%	1.619	0.424	6.186	0.481
Operative warming		172	98.3%	88	100.0%	1.760	0.769	2.356	0.897
Duration of Surgery		215	175.5–275	263	210–317.5	1.006	1.003	1.009	0.000	1.006	1.002	1.010	0.002
Open Surgery		15	8.5%	20	22.7%	3.157	1.526	6.531	0.002	2.732	1.173	6.362	0.02
Abdominoperineal amputation		12	6.8%	12	13.6%	1 (ref)
Anterior resection		164	93.2%	76	86.4%	0.463	0.199	1.079	0.074
Diverting stoma		70	39.8%	58	65.9%	2.928	1.716	4.995	0.000	1.907	1.033	3.518	0.039
Drain		141	80.1%	76	86.4%	1.572	0.771	3.206	0.213	1.293	0.573	2.916	0.536

ref: reference.