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| Periodontitis patients | Healthy volunteers | ||
|---|---|---|---|
| Age (range) | 52.2±4.5 (29–77) | 29.7±0.7 (26–36) | |
| n (male/female) | 16 (8/8) | 14 (11/3) | |
| PD (range) | Moderate-pocket site | Deep-pocket site | Healthy site |
| 3.4±0.2 (2–5) | 7.5±0.5 (6–11) | 2.5 ±0.1 (2–3) | |
