Table 3.

Abdominal pain score post surgery at rest and with bending knee

Variablea	Placebo (n=11)	Active (n=10)	P-value
VAS pain score at rest hour 0	1 (0, 0, 6, 10)b	0 (0, 0, 6, 10)	0.85
VAS pain score at rest hour 2	2 (0, 0, 5, 10)	1 (0, 0, 3, 6)	0.61
VAS pain score at rest hour 6	2 (0, 1, 5, 10)	3 (0, 2, 4, 6)	0.89
VAS pain score at rest hour 12	3 (1, 1, 4, 10)	2 (0, 1, 5, 5)	0.47
VAS pain score at rest hour 24	4 (0, 2, 6, 8)	1 (0, 0, 2, 4)	0.017
VAS pain score with bending knee hour 0	1 (0, 0, 6, 10)b	0 (0, 0, 6, 10)	0.85
VAS pain score with bending knee hour 2	2 (0, 0, 6, 10)b	1 (0, 0, 4, 6)	0.68
VAS pain score with bending knee hour 6	2 (0, 0, 5, 10)	3 (0, 0, 4, 7)	0.97
VAS pain score with bending knee hour 12	4 (0, 1, 6, 10)	3 (0, 0, 5, 7)	0.62
VAS pain score with bending knee hour 24	5 (2, 3, 7, 10)	1 (0, 0, 2, 6)	0.002

Notes:

^aContinuous variables are reported with median (minimum, 25th percentile, 75th percentile, maximum)

^binformation was not collected for one patient

^cP-value given based on Wilcoxon rank sum test.

Abbreviation: VAS, visual analog scale.