Table 1: Characteristics of the study subjects and descriptive findings by gender.

Total (%)Male (%)Female (%)

Age10305045260.89
 18–24251 (24.4)126 (25.0)125 (23.8)
 25–44485 (47.1)236 (46.8)249 (47.3)
 45–65294 (28.5)142 (28.2)152 (28.9)
 Mean (SD)36.3 (12.9)36.3 (13.2)36.4 (12.5)
Years of education10225005220.32
 <12280 (27.4)130 (26.0)150 (28.7)
 ≥12742 (72.6)370 (74.0)372 (71.3)
 Mean (SD)11.9 (3.8)12.1 (3.7)11.6 (3.9)
Living area (m2/p)9474604870.80
 <20296 (31.3)148 (32.2)148 (30.4)
 20–39485 (51.2)234 (51.9)251 (51.5)
 ≥40166 (17.5)78 (17.0)88 (18.1)
 Mean (SD)28.3 (22.0)28.5 (25.5)28.1 (18.0)
Self-reported oral health status10134985150.17
 Good856 (84.5)413 (82.9)443 (86.0)
 Poor157 (15.5)85 (17.1)72 (14.0)
Tooth-brushing behaviour1029504525<0.001
 Twice daily or more387 (37.6)152 (30.2)235 (44.8)
 Once daily450 (43.7)223 (44.2)227 (43.2)
 Less than once daily192 (18.7)129 (25.6)63 (12.0)
Oral health literacy scores1030504526<0.001
 0–9358 (34.8)204 (40.5)154 (29.3)
 10-11255 (24.8)123 (24.4)132 (25.1)
 12–17417 (40.5)177 (35.1)240 (45.5)
 Mean (SD)10.5 (3.0)10.2 (3.0)10.9 (2.9)

Chi-square test.