Time in hours | Group I | Group II | P value |
0 - 4 | 1 (2%) | 7 (14%) | 0.018* |
4 - 12 | 0 (0%) | 3 (6%) | 0.026* |
12 - 24 | 0 (0%) | 0 (0%) | 0.95 |
Total episodes in 24 hours | 1 (2%) | 10 (20%) | 0.012* |