Table 2.
Measures of periodontal disease by hypertension* prevalence status and measured systolic blood pressure at baseline in the Buffalo OsteoPerio Study (N=1,341)
| Periodontal Measures: | Hypertension* | p† | Systolic Blood Pressure | p† | ||
|---|---|---|---|---|---|---|
| No (N=814) | Yes (N=527) | <140 (N=1051) | ≥140 (N=235) | |||
| Mean (±SD) | Mean (±SD) | |||||
| Clinical Attachment Level (mean mm) | 2.4±0.7 | 2.43±0.7 | 0.09 | 2.4±0.7 | 2.4±0.7 | 0.22 |
| Probing Pocket Depth (mean mm) | 2.2±0.4 | 2.18±0.4 | 0.84 | 2.2±0.4 | 2.2±0.4 | 0.43 |
| Alveolar Crestal Height (mean mm) | 2.4±0.7 | 2.5±0.8 | 0.11 | 2.4±0.7 | 2.5±0.9 | 0.10 |
| Number of Teeth missing | 4.2±4.9 | 5.6±5.7 | <.0001 | 4.5±5.1 | 5.7±5.6 | 0.0002 |
| Percentage of sites with gingival bleeding on probing | 0.3±0.2 | 0.4±0.2 | 0.27 | 0.3±0.2 | 0.4±0.2 | 0.21 |
| N (%) | p† | N (%) | p† | |||
| Periodontitis (CDC/AAP Definition)31 | 0.91 | 0.20 | ||||
| None or mild | 199 (27.2) | 155 (26.2) | 288 (27.7) | 51 (22.1) | ||
| Moderate | 417 (57.0) | 341 (57.6) | 586 (56.3) | 143 (61.9) | ||
| Severe | 115 (15.7) | 96 (16.2) | 166 (16.0) | 37 (16.0) | ||
| Alveolar Crestal Height (categorical)25 | 0.36 | 0.04 | ||||
| None | 178 (24.2) | 140 (23.1) | 269 (25.6) | 42 (17.9) | ||
| Mild/Moderate | 373 (50.7) | 292 (48.3) | 510 (48.5) | 125 (53.2) | ||
| Severe | 185 (25.1) | 173 (28.6) | 272 (25.9) | 68 (28.9) | ||
*
Hypertension defined as taking self–reported physician diagnosis or treatment for hypertension, blood pressure–lowering medication on medication inventory, having systolic blood pressure ≥140, or diastolic blood pressure ≥90
†
p-values based on X2 test for categorical variables, and Wilcoxon Rank-Sum test for continuous variables