Variables | RR | 95% CI |
---|---|---|
Jaw | ||
 Mandible | 0.96 | 0.92, 1.00 |
 Maxilla | Ref | – |
Side | ||
 Right | 1.01 | 0.97, 1.06 |
 Left | Ref | – |
Position | Â | Â |
 Posterior | 0.85 | 0.81, 0.90 |
 Anterior | Ref | – |
Surface | ||
 Lingual | 0.90 | 0.86, 0.95 |
 Facial | Ref | – |
Site | ||
 Direct | 1.21 | 1.15, 1.28 |
 Proximal | Ref | – |
Probing depth | ||
  > 2 mm | 0.85 | 0.70, 1.05 |
  ≤ 2 mm | Ref | – |