Table 2.
Effect of partial sleep deprivation on weight regulation
| Outcome measure | Effect reported | No effect reported | Inverse effect reported |
|---|---|---|---|
| Increased hunger | |||
| Total number of studies | 5 [14, 99, 117, 144, 162] | 6 [11, 122, 145, 146, 170, 194] |
|
| Total number of patients | 53 (50 M, 3 F) |
95 (53 M, 42 F) |
|
| Average TIB duration (range) | 4.6 h (4 h to 5.5 h) |
4.3 h (3 h to 5.75 h) |
|
| Average duration of sleep restriction (range) | 4 nights (1–14 nights) |
3 nights (1–5 nights) |
|
| Number of studies that controlled food intake prior to hunger assessment | 5 [14, 99, 117, 144, 162] | 4 [11, 122, 146, 170] | |
| Increased caloric intake | |||
| Total number of studies | 6 [11, 14, 104, 116, 170, 179]. | 1 [146] | |
| Total number of subjects | 85 (49 M, 36 F) |
15 (15 M) |
|
| Average TIB duration (range) | 4.9 h (4 h–5.75 h) |
4.25 h | |
| Average duration of sleep restriction (range) | 5.3 nights (1–14) |
2 nights | |
| Increased weight or adiposity | |||
| Total number of studies | 2 [11, 117] | 1 [116] | |
| Total number of patients | 24 (17 F, 7 M) |
11 (6 M, 5 F) |
|
| Average TIB duration (range) | 5.6 h (5.5 h–5.75 h) |
5.5 h | |
| Average duration of sleep restriction (range) | 9 nights (4 to 14 nights) |
14 nights | |
| Decreased leptin levels | |||
| Total number of studies | 3 [62, 161, 162] | 5 [99, 116, 117, 144, 146] |
4[11, 122, 154, 194] |
| Total number of patients | 31 31 M |
55 (47 M, 8 F) |
180 (84 M, 96 F) |
| Average TIB duration (range) | 4 h (4–4) |
4.95 h (4.25–5.5) |
4 h (3–5) |
| Average duration of sleep restriction (range) | 5 nights (2–7) |
6.6 nights (1–14) |
3.5 nights (1–5) |
| Number of studies that controlled food prior or during blood sampling | 3 [62, 161, 162] | 3 [99, 117, 144] | 2 [122, 194] |
| Average range of BMI | 19.5–26.5 | 23.2–28.6 | 18.6–40.3 |
| Increased ghrelin levels | |||
| Total number of studies | 3 [117, 144, 162] | 4 [11, 99, 116, 146] | |
| Total number of patients | 29 (26 M, 3 F) |
50 (31 M, 19 F) |
|
| Average TIB duration | 4.6 h (4–5.5) |
5.1 h (4.25–5.75) |
|
| Average duration of sleep restriction | 5.6 nights (1–14) |
5.5 nights (2–14) |
|
| Number of studies that controlled food prior or during blood sampling | 3 [117, 144, 162] | 1 [99] | |
| Average range of BMI | 22.2–27.6 | 22–32.8 |
TIB time in bed