Table 5.
Students' perception of the extent that poor sleep undermines their academic performance.
| Overall sample¤ | Poor sleepers§ | Good sleepers§ | χ 2 | p value | |
|---|---|---|---|---|---|
| Arriving late at lectures (N = 239) | 7.839 | 0.049∗ | |||
| Not during the past month | 50 (20.9%) | 57 (59.4%) | 39 (40.6%) | ||
| Less than once a week | 48 (20.1%) | 36 (72.0%) | 14 (28.0%) | ||
| Once or twice a week | 45 (18.8%) | 32 (66.7%) | 16 (33.3%) | ||
| Three or more times a week | 96 (40.2%) | 37 (82.2%) | 8 (17.8%) | ||
| Chance of dozing while studying (N = 240) | 1.459 | 0.692 | |||
| No chance | 29 (12%) | 20 (69%) | 9 (31%) | ||
| Slight chance | 55 (22.9%) | 34 (61.8%) | 21 (38.2%) | ||
| Moderate chance | 75 (31.3%) | 51 (68%) | 24 (32%) | ||
| High chance | 81 (33.8%) | 58 (71.6%) | 23 (28.4%) | ||
| Chance of dozing while attending lectures (N = 239) | 10.913 | 0.012∗ | |||
| No chance | 42 (17.6%) | 21 (50%) | 21 (50%) | ||
| Slight chance | 70 (29.3%) | 56 (80%) | 14 (20%) | ||
| Moderate chance | 69 (28.9%) | 46 (66.7%) | 23 (33.3%) | ||
| High chance | 58 (24.3%) | 39 (67.2%) | 19 (32.8%) | ||
| Student's sleep quality affects own academic performance (N = 235) | 7.355 | 0.025∗ | |||
| Yes | 64 (27.3%) | 46 (71.9%) | 18 (28.1%) | ||
| To some extent | 91 (38.7%) | 68 (74.7%) | 23 (25.3%) | ||
| No | 80 (34%) | 45 (56.3%) | 35 (43.8%) |
¤Column percentage, §row percentage, ∗statistically significant, p ≤ 0.05.