Table 2.

Comparisons of the outcomes between both groups*

Data	Group M (n = 28)	Group I (n = 29)	p value
Postoperative VAS for pain
4 hours	52 (30)	48 (31)	0.58
8 hours	51 (28)	46 (29)	0.59
12 hours	54 (25)	49 (31)	0.45
16 hours	56 (23)	47 (28)	0.21
20 hours	54 (20)	51 (29)	0.63
24 hours	57 (24)	47 (28)	0.15
28 hours	50 (18)	47 (28)	0.60
32 hours	52 (23)	45 (30)	0.36
36 hours	46 (23)	47 (30)	0.91
40 hours	40 (20)	40 (25)	0.99
44 hours	40 (20)	38 (26)	0.82
48 hours	36 (22)	34 (21)	0.92
Ketorolac consumption (mg)
At first 24 hours	30.8 (24.1)	23.8 (17.8)	0.22
At second 24 hours	19.8 (14.9)	18.9 (12.0)	0.79
Overall 48 hours	50.6 (35.7)	42.7 (25.1)	0.34
Modified WOMAC score
Postoperative 6 weeks	12 (5)	13 (5)	0.38
Postoperative 12 weeks	9 (4)	9 (4)	0.81
ROM (Flexion-degrees)
Postoperative 2 weeks	121 (7)	122 (8)	0.6
Postoperative 6 weeks	133 (4)	133 (5)	0.85
Postoperative 12 weeks	140 (4)	139 (4)	0.3
Blood loss in drain (mL)	354 (137)	308 (184)	0.29
Wound problem	No	No	–

* Data presented as mean with SD in parentheses except wound problem presented as incidence.