TABLE 2.

Comparison of VAS between the 2 groups

Type	Time	ESP group	Control group	P value
Rest VAS	1 h	1.40 ± 0.99	3.90 ± 1.17	<0.001*
	6 h	1.65 ± 0.88	4.75 ± 1.33	<0.001*
	12 h	1.75 ± 0.79	4.95 ± 1.10	<0.001*
	24 h	1.50 ± 0.76	4.65 ± 1.18	<0.001*
	48 h	1.10 ± 0.72	3.30 ± 0.86	<0.001*
	highest VAS	2.65 ± 0.81	6.25 ± 0.72	<0.001*
Motion VAS	1 h	2.05 ± 1.00	4.70 ± 1.26	<0.001*
	6 h	2.75 ± 0.85	5.80 ± 1.40	<0.001*
	12 h	2.80 ± 0.83	5.90 ± 1.21	<0.001*
	24 h	2.45 ± 0.83	5.10 ± 1.07	<0.001*
	48 h	1.95 ± 0.69	3.95 ± 1.15	<0.001*
	highest VAS	3.90 ± 0.85	6.95 ± 0.94	<0.001*

Note: Values are expressed as the means± standard deviation (SD) and differences are compared using 2‐sample Student t test. *P < 0.05, the difference was statistically significant.