Table 3.

The mean score of VAS during 7 postoperative days in study and control groups

Day	Green tea		Placebo		P-value
	Mean	SD	Mean	SD
1	57.26	10.13	56.65	10.27	0.784
2	45.16	8.91	48.79	9.48	0.071
3	35.26	8.01	40.98	9.00	0.012
4	24.72	7.01	31.11	8.11	0.009
5	18.05	6.42	23.37	7.90	0.007
6	10.25	5.15	16.42	7.34	< 0.001
7	4.03	3.99	9.69	6.66	< 0.001