Table 5.

The comparisons of average VAS between the two groups on POD1–4

VAS (back)				VAS (leg)
comparison	ERAS	non-ERAS Traditional care	P value	ERAS	non-ERAS Traditional care	P value
POD 1	3.8 ± 1.7	5.7 ± 2.3	p = 0.028	3.2 ± 1.5	3.8 ± 1.7	p = 0.137
POD 2	3.6 ± 1.9	4.5 ± 2.2	p = 0.043	2.5 ± 1.6	3.5 ± 1.2	p = 0.088
POD 3	3.1 ± 1.2	3.8 ± 1.7	p = 0.122	2.0 ± 1.3	2.5 ± 0.9	p = 0.230
POD 4	2.7 ± 0.5	3.2 ± 0.9	p = 0.363	1.8 ± 0.8	2.0 ± 1.0	p = 0.594