Bivariate and multivariate analyses comparing participants’ periodontal status and glycemic control at different cut-offs on FBG levels
| Clinical condition | n (%) | n (%) | Unadjusted | Adjusted* | Adjusted† |
| OR (95% CI) | OR (95% CI) | OR (95% CI) | |||
| ≥126 mg/dL | <126 mg/dL | ||||
| NO/MILD | 37 (38.5) | 59 (61.5) | Referent | Referent | Referent |
| MOD/SEV | 45 (60.8) | 29 (39.2) | 2.47 (1.33 to 4.60) | 2.66 (1.40 to 5.04) | 3.08 (1.6 to 6.0) |
| Edentulous | 85 (60.3) | 56 (39.7) | 2.42 (1.42 to 4.11) | 4.33 (2.27 to 8.24) | 4.53 (2.3 to 8.8) |
| ≥150 mg/dL | <150 mg/dL | ||||
| NO/MILD | 22 (22.9) | 74 (77.1) | Referent | Referent | Referent |
| MOD/SEV | 30 (40.5) | 44 (59.5) | 2.29 (1.18 to 4.46) | 2.45 (1.24 to 4.84) | 2.77 (1.36 to 5.62) |
| Edentulous | 57 (40.4) | 84 (59.6) | 2.28 (1.27 to 4.08) | 4.53 (2.03 to 8.11) | 4.27 (2.08 to 8.75) |
| ≥180 mg/dL | <180 mg/dL | ||||
| NO/MILD | 12 (12.5) | 84 (87.5) | Referent | Referent | Referent |
| MOD/SEV | 10 (13.5) | 64 (86.5) | 1.09 (0.45 to 2.69) | 1.13 (0.45 to 2.83) | 1.19 (0.47 to 2.99) |
| Edentulous | 34 (24.1) | 107 (75.9) | 2.45 (1.08 to 4.56) | 3.87 (1.67 to 8.97) | 3.95 (1.68 to 9.28) |
Bold text indicates a statistically significant association.
↵*Adjusted for age.
†Adjusted for age and number of antidiabetic medications taken.
FBG, fasting blood glucose; MOD/SEV, moderate or severe periodontitis; NO/MILD, no or mild periodontitis.