Time in hours | Group I | Group II | P value |
0 - 4 | 0 (0%) | 2 (4%) | 0.032* |
4 - 12 | 1 (2%) | 5 (10%) | 0.026* |
12 - 24 | 0 (0%) | 0 (0%) | 0.94 |
Total episodes in 24 hours | 1 (2%) | 7 (14%) | 0.019* |