Correlation coefficient ( P-value) | ||||
---|---|---|---|---|
All patients | <4 years | ≥4 years | ||
Baseline1 | BASDAI versus SIJ | −0.1 (0.3) | 0.1 (0.3) | −0.3 (0.02) |
BASDAI versus CRP3 | 0.04 (0.8) | 0.1 (0.7) | −0.1 (0.8) | |
BASFI versus SIJ | −0.04 (0.7) | 0.2 (0.2) | −0.3 (0.1) | |
BASFI versus CRP3 | −0.2 (0.2) | −0.2 (0.4) | −0.2 (0.6) | |
SIJ versus CRP3 | −0.4 (0.01) | −0.5 (0.005) | 0 (0.995) | |
Differences2 | BASDAI versus SIJ | 0.2 (0.1) | 0.4 (0.01) | 0.12 (0.5) |
BASDAI versus CRP3 | 0.4 (0.02) | 0.5 (0.01) | 0.22 (0.4) | |
BASFI versus SIJ | 0.1 (0.3) | 0.4 (0.01) | 0.1 (0.7) | |
BASFI versus CRP3 | 0.1 (0.5) | 0.3 (0.2) | 0.03 (0.9) | |
SIJ versus CRP3 | 0.4 (0.02) | 0.04 (0.9) | 0.8 (0.01) |