E-cigarette use behaviour, reasons for use and perceptions of harm; by gender
| Male | Female | Total | P value | |
| Use behaviour | ||||
| Ever use (n=1425) | ||||
| Yes | 296 (51.2) | 280 (33.1) | 576 (40.4) | <0.001 |
| No | 282 (48.8) | 566 (66.9) | 848 (59.6) | |
| Current use (n=1448) | ||||
| Yes | 52 (8.8) | 35 (4.1) | 87 (6.0) | <0.001 |
| No | 538 (91.2) | 823 (95.9) | 1361 (94.0) | |
| Daily use (n=1449) | ||||
| Yes | 18 (3.1) | 6 (0.7) | 24 (1.7) | 0.001 |
| No | 572 (96.9) | 852 (99.3) | 1424 (98.3) | |
| Daily use for a month or more (n=428) | ||||
| Yes | 36 (16.1) | 14 (6.8) | 50 (11.7) | 0.003 |
| No | 188 (83.9) | 191 (93.2) | 379 (88.3) | |
| Use of nicotine (n=47) | ||||
| Yes | 27 (77.1) | 5 (45.5) | 32 (69.6) | 0.046 |
| No | 8 (22.9) | 6 (54.5) | 14 (30.4) | |
| Use in indoor smokefree spaces (n=266) | ||||
| No | 114 (79.2) | 100 (82.0) | 214 (80.5) | 0.566 |
| Other* | 30 (20.8) | 22 (18.0) | 52 (19.5) | |
| Use in outdoor smokefree spaces (n=262) | ||||
| No | 107 (75.9) | 87 (71.3) | 194 (73.8) | 0.400 |
| Other* | 34 (24.1) | 35 (28.7) | 69 (26.2) | |
| Reasons for use | ||||
| To quit smoking (n=417) | ||||
| Yes | 8 (3.7) | 2† (1.0) | 10 (2.4) | 0.076 |
| No | 210 (96.3) | 197 (99.0) | 407 (97.6) | |
| For enjoyment (n=417) | ||||
| Yes | 35 (16.1) | 25 (12.6) | 60 (14.4) | 0.310 |
| No | 183 (83.9) | 174 (87.4) | 357 (85.6) | |
| Curiosity/just wanted to try them (n=417) | ||||
| Yes | 139 (63.8) | 142 (71.4) | 281 (67.4) | 0.098 |
| No | 79 (36.2) | 57 (28.6) | 136 (32.6) | |
| Perceptions of harm | ||||
| Less harmful than cigarettes (n=1022) | ||||
| Yes | 338 (81.1) | 440 (72.8) | 778 (76.2) | 0.002 |
| Other‡ | 79 (18.9) | 164 (27.2) | 243 (23.8) | |
The cells contain rounded weighted counts and sometimes the marginal totals are not exactly the sum of the component cells.
*Includes sometimes, fairly often and very often.
†Expected cell count less than 5.
‡Includes about same as cigarettes, somewhat more harmful than cigarettes, much more harmful than cigarettes and do not know.