Table 1 Participant characteristics
From: Associations of smoking behavior with lifestyle and mental health among Japanese dental students
Variable | Female (%) | Male (%) | Total (%) |
|---|---|---|---|
Participants | 200 (44.2) | 253 (55.8) | 453 (100) |
Age (years) | |||
 mean ± SD | 21.69 ± 2.32 | 22.38 ± 2.58 | 22.07 ± 2.49 |
 18–20 | 68 (34.0) | 67 (26.5) | 135 (29.8) |
 20–22 | 84 (42.0) | 110 (43.5) | 194 (42.8) |
 23–26 | 39 (19.5) | 54 (21.3) | 93 (20.5) |
  ≥ 27 | 9 (4.5) | 22 (8.7) | 31 (6.8) |
Academic year | Â | Â | Responses (%) |
 1st | 34 (17.0) | 42 (16.6) | 76/97 (78.4) |
 2nd | 40 (20.0) | 46 (18.2) | 86/103 (83.5) |
 3rd | 35 (17.5) | 34 (13.4) | 69/97 (71.1) |
 4th | 39 (20.5) | 37 (15.0) | 76/96 (79.2) |
 5th | 22 (11.0) | 46 (18.2) | 68/87 (78.2) |
 6th | 30 (15.0) | 48 (19.0) | 78/96 (81.3) |
Ever smoked | |||
 Never | 183 (91.5) | 163 (64.4) | 346 (76.4) |
 Yes | 17 (8.5) | 90 (35.6) | 107 (23.6) |