Total, n (%) | Tobacco users e-cigarettes, n (%) | non-users, n (%) | p-value | |
---|---|---|---|---|
No. of students | 500 (100) | 194 (38.8) | 306 (61.2) | |
Age in years (mean ± SD) | 21.6 ± 1.7 | 21.7 ± 2.1 | 21.5 ± 1.5 | 0.11 |
Gender | ||||
Male | 210 (42.0) | 123 (63.5) | 87 (28.4) | < 0.001 |
Female | 290 (58.0) | 71 (36.5) | 219 (71.6) | |
Type of institution | ||||
Private | 199 (39.8) | 77 (39.6) | 222 (72.5) | < 0.001 |
Public | 301 (60.2) | 117 (60.4) | 84 (27.5) | |
Year of MBBS | ||||
1st | 62 (12.4) | 24 (12.4) | 38 (12.4) | 0.03 |
2nd | 84 (16.8) | 26 (13.4) | 58 (19.0) | |
3rd | 94 (18.8) | 40 (20.6) | 54 (17.6) | |
4th | 118 (23.6) | 58 (29.9) | 60 (19.6) | |
5th | 142 (28.4) | 46 (23.7) | 96 (31.4) | |
Heard about e-cigarettes | ||||
Yes | 328 (65.6) | 170 (87.6) | 158 (51.6) | < 0.001 |
No | 172 (34.4) | 24 (12.4) | 148 (48.4) | |
Source of informationb | ||||
Friends/acquaintances | 103 (20.6) | 56 (32.9) | 47 (30.1) | 0.03 |
Mass media/internet | 123 (24.6) | 51 (30.0) | 72 (46.2) | |
Both | 42 (8.4) | 31 (18.2) | 11 (7.1) | |
Other sources | 58 (11.6) | 32 (18.8) | 26 (16.7) | |
Use e-cigarettes | ||||
Yes | 31 (6.2) | 27 (13.9) | 4 (1.3) | < 0.001 |
No | 469 (93.8) | 167 (86.1) | 302 (98.7) | |
Frequency of use | ||||
Daily | 6 (1.2) | 6 (22.2) | 0 (0) | |
Sometimes | 15 (3.0) | 14 (51.9) | 1 (25.0) | |
Rarely (≤ once a month) | 10 (2.0) | 7 (25.9) | 3 (75.0) |