Table 2.
Baseline characteristics of study population. Data are expressed as mean (SD) or N (%).
| Variable | Overall |
|---|---|
| Age | 46.9 years (±33.1) |
| Gender | 298 males (44.9%) |
| 365 females (55.1%) | |
| BMI | 24.3 (±6.3) |
| Smoking habit | 167 Smokers (25.2%) |
| 302 Non-smokers (45.6%) | |
| 194 Former smokers (29.2%) | |
| Type of diet | 626 Omnivore (94.4%) |
| 37 others (5.6%) | |
| Physical activity | 411 Active (62.0%) |
| 252 Sedentary (38.0%) | |
| Periodontitis extent (EFP/AAP) | 240 Localized (36.2%) |
| 423 Generalized (64.8%) | |
| Periodontitis stage (EFP/AAP) | Stage I 105 (15.8%) |
| Stage II 298 (45.0%) | |
| Stage III 209 (31.5%) | |
| Stage IV 51 (7.7%) | |
| Periodontitis grade (EFP/AAP) | Grade A 66 (10.0%) |
| Grade B 361 (54.4%) | |
| Grade C 236 (35.6%) |
Abbreviations: BMI, body mass index; EFP/AAP: European Federation of Periodontology/American Academy of Periodontology.