Research Article
Quality of Sleep and Its Correlates among Yemeni Medical Students: A Cross-Sectional Study
Table 5
Students’ perception of the extent that poor sleep undermines their academic performance.
| | Overall sample¤ | Poor sleepers§ | Good sleepers§ | | value |
| | Arriving late at lectures () | | | | 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 () | | | | 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 () | | | | 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 () | | | | 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%) | | |
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¤Column percentage, §row percentage, statistically significant, . |
