Table 3.
DMFT and oral hygiene practices among dental students based on the current status of smoking
| Total | Smoking status | P | ||||
|---|---|---|---|---|---|---|
| Never smoke | Tobacco only | E-cigarette only | Dual user | |||
| Number of decayed, filled, and missing teeth do you have? | 0.517 | |||||
| None | 1889 (33.3) | 1525 (33.5) | 198 (33.3) | 77 (30.2) | 89 (34.1) | |
| < 3 teeth | 1748 (30.9) | 1403 (30.8) | 171 (28.7) | 92 (36.1) | 82 (31.4) | |
| ≥ 3 teeth | 2029 (35.8) | 1627 (35.7) | 226 (38.0) | 86 (33.7) | 90 (34.5) | |
| How many times do you brush your teeth per day? | 0.003 | |||||
| None | 255 (4.5) | 185 (4.1) | 44 (7.4) | 16 (6.3) | 10 (3.8) | |
| Once a day | 1799 (31.7) | 1449 (31.8) | 195 (32.8) | 83 (32.5) | 72 (27.6) | |
| ≥ 2 times a day | 3614 (63.8) | 2924 (64.2) | 355 (59.8) | 156 (61.2) | 179 (68.6) | |
| Do you use fluoride containing toothpaste? | 0.003 | |||||
| Yes | 3709 (65.6) | 3013 (66.3) | 356 (59.9) | 181 (71.3) | 159 (61.2) | |
| No | 608 (10.8) | 476 (10.5) | 85 (14.3) | 21 (8.3) | 26 (10.0) | |
| I don't know | 1334 (23.6) | 1054 (23.2) | 153 (25.8) | 52 (20.5) | 75 (28.8) | |
| How often do you eat sweets or drink sugary soft drinks? | 0.104 | |||||
| On a daily basis | 2081 (36.7) | 1698 (37.3) | 217 (36.5) | 92 (36.1) | 74 (28.4) | |
| On a weekly basis | 2569 (45.3) | 2041 (44.8) | 279 (46.9) | 120 (47.1) | 129 (49.4) | |
| Rarely | 1016 (17.9) | 816 (17.9) | 99 (16.6) | 43 (16.9) | 58 (22.2) | |
| Do you use other oral-care devices besides toothbrush and toothpaste? | 0.217 | |||||
| No | 1594 (28.2) | 1291 (28.4) | 176 (29.7) | 59 (23.2) | 68 (26.1) | |
| Yes | 4056 (71.8) | 3251 (71.6) | 417 (70.3) | 195 (76.8) | 193 (73.9) | |
| How often do you visit your dentist? | 0.002 | |||||
| > 2 times a year | 737 (13.1) | 585 (12.9) | 71 (12.0) | 39 (15.4) | 42 (16.1) | |
| 1–2 times a year | 2332 (41.3) | 1880 (41.4) | 221 (37.3) | 127 (50.0) | 104 (39.8) | |
| Rarely | 2577 (45.6) | 2073 (45.7) | 301 (50.8) | 88 (34.6) | 115 (44.1) | |