Variables N(%) | Positive | Indifferent | Negative | p-value |
---|---|---|---|---|
Sex | ||||
 Male | 11 (4.6) | 83 (35.0) | 143 (60.4) |  |
 Female | 1 (0.4) | 66 (21.9) | 234 (77.7) | < 0.001* |
Age (years) | ||||
 ≤ 21 | 4 (1.6) | 62 (24.2) | 190 (74.2) | 0.116 |
 > 21 | 8 (2.8) | 87 (30.9) | 187 (66.3) |  |
Marital status | ||||
 Single | 10 (2.1) | 135 (28.0) | 337 (69.9) | 0.710 |
 Married | 2 (3.6) | 14 (25.0) | 40 (71.4) |  |
Residence | ||||
 With family | 9 (2.4) | 107 (28.9) | 254 (68.7) | 0.549 |
 Student dormitory | 3 (1.8) | 42 (25.0) | 123 (73.2) |  |
Year of study | ||||
 Year one | 1 (0.9) | 21 (18.8) | 90 (80.3) |  |
 Year two | 8 (3.2) | 82 (32.0) | 166 (64.8) | 0.021* |
 Year three | 1 (1.2) | 17 (19.7) | 68 (79.1) |  |
 Year four& above | 2 (2.4) | 29 (34.5) | 53 (63.1) |  |
Experience of cigarette smoking | ||||
 Yes | 10 (7.7) | 78 (59.5) | 43 (32.8) | < 0.001* |
 No | 2 (0.5) | 71 (17.4) | 334 (82.1) |  |
Field of study | ||||
 Medicine, Dentist, Pharmacy | 5 (1.4) | 104 (29.2) | 247 (69.4) |  |
 Nursing or Midwifery, Health sciences or Nutrition | 7 (3.8) | 45 (24.7) | 130 (71.5) | < 0.125 |