Perioperative Protocol of Ankle Fracture and Distal Radius Fracture Based on Enhanced Recovery after Surgery Program: A Multicenter Prospective Clinical Controlled study

Table 3

Process of care metrics of both groups.

	ERAS group	Traditional group	Z/χ^2
Perioperative fasting management
Preoperative fasting period for solids, median (IQR, h)	15.5 (11.0–19.5)	15.0 (12.1–18.0)	0.125	0.900
Preoperative fasting period for liquids, median (IQR, h)	6.5 (4.1–8.9)	13.8 (11.2–17.0)	19.32	<0.001
Postoperative fasting period for solids, median (IQR, h)	3.0 (2.0–4.7)	5.5 (2.4–8.4)	5.581	<0.001
Postoperative fasting period for liquids, median (IQR, h)	1.5 (0.8–3.2)	4.0 (1.4–6.8)	7.323	<0.001
Perioperative time management
Elapsed time between admission and surgery, median (IQR, days)	4.0 (3.0–5.0)	4.0 (3.0–6.1)	2.967	0.003
Elapsed time between injury and surgery, median (IQR, days)	5.3 (3.5–7.7)	4.8 (2.9–7.2)	1.873	0.061
Length of operation, median (IQR, h)	1.5 (1.0–1.6)	1.5 (1.2–2.0)	5.479	<0.001
Length of hospital stay, median (IQR, days)	7.0 (6.0–9.0)	8.0 (6.0–13.0)	3.587	0.003
Perioperative nonsurgical management
Regional anesthesia (no., %)	251 (88.07%)	179 (49.58%)	105.989	<0.001
NSAIDS (no, %)	195 (68.42%)	251 (69.53%)	0.091	0.762
Antiemetic (no., %)	239 (83.86%)	265 (73.41%)	10.146	0.001
Urinary catheterization (no., %)	11 (3.86%)	31 (8.59%)	5.856	0.016
PCA (no., %)	245 (85.96%)	212 (58.73%)	57.094	<0.001
Wound drainage (no., %)	61 (21.40%)	94 (26.04%)	1.876	0.171

NSAIDS, nonsteroidal anti-inflammatory drugs; PCA, patient-controlled analgesia.