Table 2 Frequency and percentage of dental hygiene habits (tooth cleaning) of the study sample
Variables | Age (y), n (%) | p-value | Total | p-value | |||
|---|---|---|---|---|---|---|---|
18–35 | 36–50 | 51–65 |  | Male | female |  | |
Tooth cleaning | Â | Â | Â | 0.055 | Â | Â | 0.104 |
 Less than once a day | 202 (23.6) | 259 (35.9) | 328 (44.6) |  | 404 (51.2) | 385 (48.8) |  |
 Once a day or more | 656 (76.4) | 460 (64.1) | 405 (55.4) |  | 724 (47.6) | 797 (52.4) |  |
Toothbrush | 527 (61.4) | 460 (62.7) | 405 (62.3) | 0.835 | 673 (46.9) | 763 (53.1) | 0.015 |
Wooden toothpicks | 146 (17) | 155 (21.6) | 158 (21.6) | 0.03 | 222 (48.4) | 237 (51.6) | 0.824 |
Plastic toothpicks | 6 (0.7) | 7 (1) | 21 (2.9) | 0.01 | 15 (44.1) | 19 (55.9) | 0.580 |
Dental floss | 213 (24.8) | 175 (24.3) | 164 (22.4) | 0.01 | 243 (44.0) | 309 (56.0) | 0.010 |
Nonfluoride toothpaste | 527 (61.4) | 460 (62.7) | 405 (62.3) | 0.570 | 1020 (48.8) | 1071 (51.2) | 0.880 |
Fluoride-containing toothpaste | 315 (36.4) | 241 (33.4) | 245 (32.7) | 0.068 | 823 (48.8) | 864 (51.2) | 0.068 |