Table 1.

Demographic and sleep characteristics among the medical students residing in dormitory.

Variables	n (%)
Gender Female Male	201 (52.9) 179 (47.1)
Marital status Get married Single	99 (26.1) 281 (73.9)
Education year First year Second year Third year Fourth year Fifth year Sixth year	85 (22.4) 133 (35.0) 110 (28.9) 40 (10.5) 10 (2.6) 2 (0.5)
Education degree Associate Bachelor Master Doctoral General physician	1 (0.3) 215 (56.6) 82 (21.6) 53 (13.9) 29 (7.6)
Sleep duration > 7 h 6–7 h 5–6 h < 5 h	104 (27.4) 199 (52.4) 59 (15.5) 18 (4.7)
Times taken to fall asleep ≤ 15 min 16–30 min 31–60 min > 60 min	56 (14.7) 185 (48.7) 138 (36.3) 1 (0.3)
Subjective sleep quality Very good Fairly good Fairly bad Very bad	81 (21.3) 187 (49.2) 75 (19.7) 37 (9.7)