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| Sleep (hours) | Call Volume (number) | Wakeups (number) | ||
| Subject 1 | Day 1 | 0.75 | 15 | 7 |
| Day 2 | 5.25 | 15 | 2 | |
| Day 3 | 4.33 | 12 | 3 | |
| Subject 2 | Day 1 | 0.75 | 15 | 7 |
| Day 2 | 5.25 | 15 | 2 | |
| Day 3 | 4.33 | 12 | 3 | |
| Subject 3 | Day 1 | 0.75 | 15 | 7 |
| Day 2 | 5.25 | 15 | 2 | |
| Day 3 | 4.33 | 12 | 3 | |
| Subject 4 | Day 1 | 2.17 | 18 | 5 |
| Day 2 | 4 | 13 | 3 | |
| Day 3 | 3.5 | 9 | 2 | |
| Subject 5 | Day 1 | 2.17 | 18 | 5 |
| Day 2 | 4 | 13 | 3 | |
| Day 3 | 3.5 | 9 | 2 |
