Effectiveness of enhanced recovery after surgery in the perioperative management of patients with bone surgery in China

Table 2 Patient baseline demographics and clinical characteristics

	Study group	Control group	t/χ2	P value
Sex (male/female)	34/19	38/16	0.47	0.49
Age1 (yr)	48.59 ± 5.21 (22-65)	46.54 ± 4.86 (21–62)	2.24	0.13
BMI (kg/m2)2	18.73 ± 3.92	19.21 ± 4.04	0.14	0.89
Preoperative VAS2	6.57 ± 1.08	6.61 ± 1.24	0.23	0.56
Fasting blood glucose2 (mmol/L)	6.42 ± 1.11	6.61 ± 1.67	2.89	0.07
Complication, n (%)
Diabetes	9 (16.98)	4 (7.41)	1.49	0.22
Hypertension	35 (66.04)	27 (50.0)	2.82	0.09
Chronic heart disease	6 (11.32)	6 (11.11)	0.12	0.97
Liver/gallbladder	4 (7.55)	3 (5.56)	0.01	0.98
Lung	7 (13.21)	9 (16.67)	0.02	0.86
KPS3	90 (60-100)	90 (70-100)	1.71	0.18
Anxiety3	6 (1-20)	7 (2-17)	0.42	0.34
Depression3	4 (1-18)	6 (2.18)	0.27	0.45
Surgical site
Spine	15	16	0.61	0.89
Pelvis	7	6
Upper limb joint	7	5
Lower limb joint	24	27

¹mean ± SD (range).

²mean ± SD.

³Median (P25-P75). BMI: Body mass index; VAS: Visual analog scale; KPS: Karnofsky Performance Status.