Table 2. Results procedural finger-tapping task.
| Afternoon group n = 25 | Evening group n = 25 | F | P | |
| FT performance on Day 1 | ||||
| Speed (N° of correct sequences) | 14.4±2.7 | 14.9±3.8 | 0.3 | 0.582 |
| Accuracy (error rate, %) | 6.9±4.4 | 9.5±5.5 | 3.6 | 0.064 |
| Improvement in FT speed and accuracy referred to Day 1 | ||||
| Difference in FT speed on Day 2 | 4.8±1.7 | 6.1±1.8 | 5.8 | 0.020 |
| Difference in FT speed on Day 8 | 6.8±2.3 | 9.0±2.4 | 10.6 | 0.002 |
| Difference in accuracy on Day 2 | 0.1±4.1 | −3.1±5.3 | 5.6 | 0.022 |
| Difference in accuracy on Day 8 | 0.3±4.3 | −3.7±5.8 | 8.3 | 0.006 |
Values represent means ± SD. FT, finger tapping. N°, number. Statistics refer to direct comparisons between the afternoon and evening group. Significant values are given in bold, P<0.05.