Table 1 Prevalence of oral hygiene behaviors in terms of determinant variables among PERSIAN Cohort participants aged 35 and above in 2018
Variables | n (%) | Brushing ≥ twice/day | Flossing ≥ once/day | Both habits/day | |||
|---|---|---|---|---|---|---|---|
n | % | n | % | n | % | ||
Sex | |||||||
 Male | 57,945 (44.5) | 44,174 | 61.2 | 3702 | 6.4 | 1753 | 3.0 |
 Female | 72,071 (55.4) | 40,999 | 70.7 | 6243 | 8.6 | 2768 | 3.8 |
Age group | |||||||
 35–44 | 46,290 (35.6) | 26,721 | 57.7 | 5104 | 11.0 | 2251 | 4.8 |
 45–54 | 43,677 (35.5) | 28,298 | 64.7 | 3412 | 7.8 | 1586 | 3.6 |
 55–65 | 31,641 (24.3) | 23,346 | 73.7 | 1253 | 3.9 | 595 | 1.8 |
 65+ | 8405 (6.4) | 6807 | 80.9 | 176 | 2.1 | 89 | 1.0 |
Marital status | |||||||
 Single | 2941(2.2) | 1604 | 54.5 | 314 | 10.7 | 151 | 5.1 |
 Married | 118,206 (90.9) | 77,262 | 65.3 | 9182 | 7.7 | 4128 | 3.4 |
 Divorced or widowed | 8869 (6.8) | 6308 | 71.1 | 449 | 5.0 | 242 | 2.7 |
Level of education | |||||||
 Illiterate | 445,843 (35.2) | 35,196 | 76.7 | 896 | 1.9 | 486 | 1.0 |
 Primary | 32,292 (24.8) | 21,580 | 66.8 | 1580 | 4.9 | 745 | 2.3 |
 Intermediate | 17,230 (13.2) | 10,670 | 61.9 | 1414 | 8.2 | 672 | 3.9 |
 Secondary | 18,556 (14.2) | 10,149 | 54.6 | 2526 | 13.6 | 1093 | 5.8 |
 Higher | 16,095 (12.3) | 7578 | 47.8 | 3558 | 22.1 | 1525 | 9.4 |
Socioeconomic Status Quintiles | |||||||
 1st Quintile (Poorest) | 26,042 (20) | 19,888 | 76.3 | 356 | 1.3 | 207 | 0.7 |
 2nd Quintile | 26,029 (20) | 18,351 | 70.5 | 842 | 3.2 | 417 | 1.6 |
 3rd Quintile | 25,950 (19) | 17,406 | 67 | 1342 | 5.7 | 647 | 2.4 |
 4th Quintile | 26,092 (20) | 16,081 | 61.6 | 2266 | 8.7 | 985 | 3.8 |
 5th Quintile ((Wealthiest) | 25,839 (19) | 13,407 | 51.8 | 5139 | 19.79 | 2265 | 8.7 |
Province of Residence | |||||||
 Kermanshah | 10,068 (7.7) | 6289 | 62.4 | 599 | 5.9 | 265 | 2.6 |
 Guilan | 10,511 (8) | 5309 | 50.5 | 625 | 5.9 | 277 | 2.6 |
 Fars | 22,994 (17.6) | 16,530 | 71.8 | 775 | 3.2 | 399 | 1.7 |
 East Azerbaijan | 14,978 (11.5) | 10,040 | 67 | 1079 | 7.2 | 449 | 3.0 |
 Mazandaran | 10,253 (7.8) | 6372 | 62.1 | 1263 | 12.3 | 555 | 5.4 |
 Sistan and Balouchestan | 8215 (6.3) | 5571 | 67.8 | 647 | 7.8 | 353 | 4.3 |
 Yazd | 9462 (7.2) | 6625 | 70 | 992 | 10.4 | 481 | 5.0 |
 Kerman | 9914 (7.6) | 6408 | 64.6 | 771 | 7.8 | 299 | 3.0 |
 Khouzestan | 9039 (6.9) | 6850 | 75.7 | 74 | 0.8 | 47 | 0.5 |
 Chaharmahal and Bakhtiari | 6664 (5.1) | 3872 | 58.1 | 1319 | 19.4 | 553 | 8.3 |
 Hormozgan | 3339 (2.5) | 1948 | 58.3 | 25 | 0.7 | 13 | 0.4 |
 West Azerbaijan | 3457 (2.6) | 2628 | 76 | 74 | 2.4 | 47 | 1.3 |
 Ardabil | 8192 (6.3) | 5305 | 64.7 | 915 | 11.1 | 393 | 4.8 |
 Razavi Khorasan | 2930 (2.2) | 1426 | 48.6 | 807 | 27.5 | 390 | 13.3 |
Total | 130,016 | 85,173 | 65.5 | 9945 | 7.65 | 4521 | 3.48 |