Research Article
Epidemiology and Risk Factors of Tooth Loss among Iranian Adults: Findings from a Large Community-Based Study
Table 2
Distribution of the number of missing teeth across different categories of demographic and clinical characteristics.
| Characteristics | Number of lost teeth | | 0 | <6 | ≥6 | Edentulism | |
| Sex | | | | | | Male | 726 (22.6%) | 1997 (61.5%) | 370 (11.5%) | 142 (4.4%) | | Female | 1712 (38.5%) | 2522 (56.7%) | 187 (4.2%) | 25 (0.6%) | Age | | | | | | Education | | | | | | Diploma and lower | 640 (19.8%) | 2029 (63%) | 414 (12.9%) | 137 (4.3%) | | Bachelor | 1556 (40.3%) | 2169 (56.1%) | 118 (3.1%) | 21 (0.5%) | Master and doctorate | 274 (45.4%) | 316 (52.2%) | 13 (2.1%) | 2 (0.3%) | Body mass index | | | | | | Smoking | | | | | | Former smokers | 38 (10.7%) | 209 (58.9%) | 81 (22.8%) | 27 (7.6%) | | Nonsmokers | 2154 (34.5%) | 3697 (59.2%) | 327 (5.2%) | 68 (1.1%) | Smokers | 27 (8.7%) | 148 (47.9%) | 75 (24.3%) | 59 (19.1%) | Hyperlipidemia | | | | | | Yes | 134 (20.8%) | 414 (64.2%) | 76 (11.8%) | 21 (3.3%) | | No | 2378 (33%) | 4189 (58.1%) | 490 (6.8%) | 148 (2.1%) | Hypertension | | | | | | Yes | 56 (19.2%) | 190 (65.1%) | 35 (12%) | 11 (3.8%) | | No | 2456 (32.5%) | 4413 (58.4%) | 531 (7%) | 158 (2.1%) | Diabetes mellitus | | | | | | Yes | 27 (16.3%) | 104 (62.7%) | 28 (16.9%) | 7 (4.2%) | | No | 2485 (32.3%) | 4499 (58.6%) | 538 (7%) | 162 (2.1%) |
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Chi-square test.
bOne-way ANOVA.
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