Table 3.
Factors associated with self-reported symptoms of RBD among the University of Gondar medicine and health science students, Northwest Ethiopia, 2019 (n = 387).
| Variables | RBD symptoms | COR (95% UI) | AOR (95% UI) | |
|---|---|---|---|---|
| No | Yes | |||
| Number (%) | Number (%) | |||
| Romantic relationship | ||||
| Yes | 48 (44.86) | 59 (55.14) | 1.64 (1.05-2.57) | 1.26 (0.74-2.13) |
| No | 160 (57.14) | 120 (42.86) | 1 | 1 |
| Residence | ||||
| Urban | 139 (61.5) | 87 (38.5) | ||
| Rural | 69 (42.86) | 92 (57.14) | 2.13 (1.41-3.21) | 1.50 (0.91-2.48) |
| Bruxism | ||||
| No | 190 (56.05) | 149 (43.95) | 1 | 1 |
| Yes | 18 (37.50) | 30 (62.50) | 2.13 (1.14-3.96) | 1.16 (0.53-2.54) |
| Drink coffee before sleep | ||||
| No | 194 (56.56) | 149 (43.44) | 1 | 1 |
| Yes | 14 (31.82) | 30 (68.18) | 2.79 (1.43-5.45) | 1.82 (0.77-4.31) |
| Drink alcohol before sleep | ||||
| No | 201 (55.68) | 160 (44.32) | 1 | 1 |
| Yes | 7 (26.92) | 19 (73.08) | 3.41 (1.39-8.31) | 1.64 (0.56-4.77) |
| Smoking cigarette | ||||
| No | 203 (56.08) | 159 (43.92) | 1 | 1 |
| Yes | 5 (20.00) | 20 (80.00) | 5.11 (1.88-13.91) | 1.67 (0.45-6.29) |
| Physical exercise | ||||
| No | 189 (58.51) | 134 (41.49) | 1 | 1 |
| Yes | 19 (29.69) | 45 (70.31) | 3.34 (1.87-5.97) | 2.50 (1.24-5.02)∗∗ |
| Bathing before sleep | ||||
| No | 150 (57.69) | 110 (42.31) | 1 | 1 |
| Yes | 58 (45.67) | 69 (54.33) | 1.62 (1.06-2.49) | 0.99 (0.59-1.67) |
| Using Facebook before sleep | ||||
| No | 93 (62.84) | 55 (37.16) | 1 | 1 |
| Yes | 115 (48.12) | 124 (51.88) | 1.82 (1.20-2.77) | 1.93 (1.18-3.15)∗∗∗ |
| Age in years | ||||
| <21 | 118 (59.90) | 79 (40.10) | 1 | 1 |
| ≥21 | 90 (47.37) | 100 (52.63) | 1.66 (1.11-2.48) | 1.27 (-0.79-2.04) |
| Pocket money (ETB) | ||||
| 50-400 | 43 (41.35) | 61 (58.65) | 3.87 (1.75-8.55) | 2.29 (0.92-5.74) |
| 401-500 | 62 (52.99) | 55 (47.01) | 2.42 (1.11-5.28) | 1.73 (0.73-4.11) |
| 501-1000 | 73 (58.40) | 52 (41.60) | 1.94 (0.89-4.23) | 1.22 (0.51-2.92) |
| 1001-3800 | 30 (73.17) | 11 (26.83) | 1 | 1 |
| Excessive daytime sleepiness (n = 383) | ||||
| No | 159 (60.23) | 105 (39.77) | 1 | 1 |
| Yes | 47 (39.50) | 72 (60.50) | 2.32 (1.49-3.61) | 1.92 (1.16-3.19)∗∗ |
| Depressive symptoms (n = 383) | ||||
| No | 160 (64.00) | 90 (36.00) | 1 | 1 |
| Yes | 46 (34.59) | 87 (65.41) | 3.36 (2.16-5.23) | 2.40 (1.45-3.99)∗∗∗ |
| Perceived stress (n = 384) | ||||
| No | 52 (72.22) | 20 (27.78) | 1 | 1 |
| Yes | 154 (49.36) | 158 (50.64) | 2.67 (1.52-4.67) | 1.79 (0.95-3.38) |
| Field of study | ||||
| Medicine | 53 (65.43) | 28 (34.57) | 1 | 1 |
| Health sciences | 155 (50.65) | 151 (49.35) | 1.84 (1.11-3.07) | 0.91 (0.49-1.69) |
AOR = adjusted odds ratio; COR = crude odds ratio; ETB = Ethiopian birr; ∗∗Significant at p < 0.01; ∗∗∗p < 0.001; Hosmer-Lemeshow goodness of fit (Prob > chi2 = 0.1181) is accepted; 1 = indicator; UI = uncertainty interval.