Table 2.
Correlation analysis between serum periostin and continuous clinical variables in SSc patients
| Parameter | Number of pairs | R coefficient | p value |
|---|---|---|---|
| Age | 106 | − 0.07 | 0.46 |
| Disease duration | 71 | − 0.28 | 0.018 |
| mRSS | 81 | 0.49 | < 0.0001 |
| FVC | 92 | − 0.14 | 0.18 |
| FEV1 | 93 | − 0.15 | 0.16 |
| DLCO | 89 | − 0.11 | 0.29 |
| BNP (pg/l) | 60 | 0.17 | 0.20 |
Spearman’s correlation analysis showing correlation between periostin (ng/ml) and disease duration, and mRSS in SSc patients. mRSS Modified Rodnan skin score, FVC Forced vital capacity, FEV1 Forced expiratory volume, DLCO Diffusing capacity for carbon monoxide, BNP Brain natriuretic peptide