RAPd (n = 20) | RA (n = 20) |
---|
ACPA | r | p-value | ACPA | r | p-value |
ESR | 0.242 | 0.141 | ESR |  − 0.133 | 0.577 |
Disease duration | 0.262 | 0.264 | Disease duration |  − 0.012 | 0.961 |
- Spearman rho correlation test; r-value: 0.5–1.0 (strong correlation); − 0.3 to 0.5 (moderate correlation); below 0.3 (weak to no correlation)
- RA, Rheumatoid arthritis; Pd, Periodontitis; RAPd, Subjects with RA and Pd; RA, Subjects with RA but without Pd; ACPA, anti-citrullinated protein antibodies; ESR, Erythrocyte sedimentation rate
- **Significant at p < 0.05