Group I

N = 20

Group II

N = 20

p-value

Baseline

3 [2 - 3]

2 [2 - 3]

0.127

6 hrs.

2 [1.25 - 3]

2 [1 - 2]

0.117

12 hrs.

2 [2 - 3]

2 [1 - 2.75]

0.072

18 hrs.

2 [1 - 2.75]

2 [1 - 2]

0.238

24 hrs.

2 [1.25 - 3]

1.5 [1 - 2]

0.083