Group I

N = 20

Group II

N = 20

p-value

Baseline

2 [2 - 2]

2 [1 - 2]

0.073

6 hrs.

2 [1 - 2]

2 [1 - 2.75]

0.417

12 hrs.

3 [2 - 3]

2 [2 - 3]

0.051

18 hrs.

2 [1.25 - 2.75]

1 [1 - 2]

0.115

24 hrs.

1 [1 - 2]

1 [1 - 1]

0.065