Table 2.
Studies examining sleep interventions on cognitive performance in athletes
| Study | Subjects (n) | Fitness status | Sleep intervention | Performance outcome | Results# |
|---|---|---|---|---|---|
| Edwards and Waterhouse64 | 60a | Dart players | 4-hour delayed bed time | Dart throwing accuracy Alertness |
↓# ↓# |
| Jarraya et al102 | 12a | Handball goalkeepers | Partial SD, 4–5 hours sleep obtained | Reaction time Stroop test |
↓# ↓# |
| Mah et al83 | 11a | College basketball athletes | Sleep extension by 2 hours | Reaction time | ↑# |
| Reyner and Horne65 | 16a | Trained tennis players | 2–2.5 hours delayed bed time | Tennis serving accuracy | ↓# |
| Scott et al103 | 6a | Recreational athletes | Total SD 30 hours | Reaction time | ↓# |
| Taheri and Arabameri63 | 18a | Trained college students | Total SD 24 hours | Choice reaction time | ↓# |
Notes: ↑ = improvement and ↓ = decline.
#
Statistically significant (p<0.05);
a
single-group design.
Abbreviation: SD, sleep deprivation.