Table 5.

Multivariable analysis of complications development after colorectal surgery in all included patients (pre-ERAS and ERAS groups).

	Correlation	Lower end 95% CI	Upper end 95% CI	p-value
Patients with complications (all severity)
ERAS	−0.08	−0.15	−0.01	0.030
Age	0.15	0.07	0.22	<0.001
ASA	0.21	0.13	0.27	<0.001
Laparoscopy	−0.26	−0.32	−0.18	<0.001
Female	0.09	0.01	0.16	0.020
Epidural	0.08	0.01	0.15	0.035
Duration	0.18	0.11	0.26	<0.001
Intraoperative fluids	0.21	0.14	0.28	<0.001
24 h fluids	0.25	0.18	0.32	<0.001
24 h fluid balance	0.26	0.19	0.33	<0.001
Patients with complications (moderate or severe)
ERAS	−0.10	−0.17	−0.02	0.008
Age	0.11	0.04	0.19	0.002
ASA	0.17	0.10	0.25	<0.001
Laparoscopy	−0.23	−0.30	−0.15	<0.001
Female	0.16	0.09	0.24	<0.001
Epidural	0.08	0.01	0.16	0.021
Duration	0.19	0.12	0.26	<0.001
Intraoperative fluids	0.23	0.16	0.30	<0.001
24 h fluids	0.22	0.15	0.30	<0.001
24 h fluid balance	0.20	0.13	0.27	<0.001
Patients with complications (severe)
ERAS	−0.16	−0.23	−0.09	<0.001
Age	0.09	0.01	0.16	0.017
ASA	0.12	0.04	0.19	0.001
Laparoscopy	−0.15	−0.22	−0.07	<0.001
Female	0.14	0.07	0.21	<0.001
Epidural	0.04	−0.03	0.11	0.283
Duration	0.18	0.11	0.25	<0.001
Intraoperative fluids	0.16	0.08	0.23	<0.001
24 h fluid balance	0.18	0.10	0.25	<0.001

ERAS, Enhanced Recovery After Surgery; ASA, American Society of Anesthesiologists physical status classification; CI, confidence interval; ERAS, Enhanced Recovery After Surgery.