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The association between sleep disturbance and academic levels among respondents
| Academic level | Sleep disturbance (n=112) n (%) | No sleep disturbance (n=89) n (%) | Odds ratio (95% CI) | P * |
|---|---|---|---|---|
| First year (L1) | 40 (35.71) | 37 (41.57) | 1.69 (0.80–3.54) | 0.54 |
| Second year (L2) | 31 (27.68) | 17 (19.10) | 1.16 (0.52–2.56) | |
| Third year (L3) | 20 (17.86) | 16 (17.80) | 1.02 (0.48–2.20) | |
| Fourth year (L4) | 21 (18.75) | 19 (21.35) |
χ 2 test.
