Table 1.
Effect of melatonin vs. placebo on sleep parameters (all p>0.05)
| Melatonin Group (n=24) | Placebo Group (n=17) | |||||
|---|---|---|---|---|---|---|
| Baseline | Treatment | Follow-Up | Baseline | Treatment | Follow-Up | |
| Total Sleep Time (hrs) | 7.9 (1.7) | 7.5 (2.2) | 7.5 (2.0) | 8.0 (2.3) | 8.0 (2.5) | 7.9 (2.3) |
| % Sleep | 82.0 (10.3) | 80.4 (14.1) | 78.6 (14.6) | 81.0 (14.2) | 81.0 (15.9) | 80.7 (18.1) |
| Wake Time (hrs) | 1.7 (1.1) | 1.9 (1.4) | 2.1 (1.6) | 1.8 (1.2) | 1.7 (1.4) | 2.1 (2.6) |
| % Wake | 18.0 (10.3) | 19.6 (14.1) | 21.4 (14.6) | 19.0 (14.2) | 19.0 (15.9) | 19.3 (18.1) |
| Total Day Sleep Time (hrs) | 1:20 (1:17) | 1:51 (1:56) | 2:07 (1:59) | 1:21 (1:24) | 1:36 (1:32) | 1:39 (1:46) |
| % Day Sleep | 9.2 (8.5) | 11.9 (10.5) | 13.7 (11.4) | 10.0 (10.8) | 12.1 (12.6) | 12.5 (13.0) |
| # of Day Sleep Episodes | 7.9 (5.4) | 9.0 (6.4) | 8.9 (6.0) | 10.2 (8.3) | 10.1 (8.9) | 11.4 (9.8) |
| Mean Episode Duration (minutes) | 12.8 (19.0) | 23.0 (43.7) | 25.6 (41.4) | 7.3 (3.4) | 11.6 (14.8) | 7.9 (4.4) |
| Amplitude | 0.4 (0.2) | 0.4 (0.3) | 0.4 (0.3) | 0.5 (0.4) | 0.4 (0.2) | 0.6 (0.4) |
| Acrophase | 14:41 (3:00) | 14:32 (2:13) | 14:25 (3:28) | 14:43 (4:47) | 13:48 (1:37) | 15:23 (2:52) |
| Minimum | 0.6 (0.3) | 0.6 (0.4) | 0.6 (0.4) | 0.6 (0.4) | 0.6 (0.4) | 0.5 (0.4) |