| E-cigarette ever users (n = 442) | p-value | E-cigarette current users (n = 31) | p-value |
---|---|---|---|---|
Gendera |  | < 0.001 |  | 0.048 |
 Men | 144/329 (43.8) |  | 12/324 (3.7) |  |
 Women | 291/1107 (26.3) |  | 19/1104 (1.7) |  |
Classa | Â | 0.738 | Â | 0.398 |
 1st | 140/451 (31.0) |  | 10/447 (2.2) |  |
 2nd | 141/474 (29.7) |  | 13/471 (2.8) |  |
 3rd | 160/533 (30.0) |  | 8/532 (1.5) |  |
Centre | Â | 0.065 | Â | 0.782 |
 Verona | 191/579 (33.0) |  | 10/574 (1.7) |  |
 Vicenza | 77/238 (32.4) |  | 7/238 (2.9) |  |
 Legnago | 63/199 (31.7) |  | 4/198 (2.02) |  |
 Trento | 42/177 (23.7) |  | 3/176 (1.7) |  |
 Bolzano | 69/267 (25.8) |  | 7/266 (2.6) |  |