Serum Matrix Metalloproteinase-3 in Comparison with Acute Phase Proteins as a Marker of Disease Activity and Radiographic Damage in Early Rheumatoid Arthritis
Table 4
Correlations of SAA and CRP with clinical and laboratory indices of disease activity.
Parameter
SAA*
CRP*
0.25
0.35
SJC
0.007
0.0001
115
115
0.29
0.39
DAS ESR
0.002
0.0000
115
115
0.54
0.63
SDAI
0.0000
0.0000
115
115
0.18
0.22
NODULE
0.047
0.014
115
115
0.83
—
CRP
0.0000
—
115
—
0.24
0.25
RF
0.009
0.006
115
115
0.21
NS
aCCP
0.023
—
115
—
0.36
0.38
Erythrocyte sedimentation rate
0.0001
0.0001
115
115
−0.34
−0.26
Haemoglobin
0.0002
0.005
110
110
0.26
0.24
Platelets
0.005
0.01
110
110
0.21
0.19
Erosion
0.023
0.04
110
110
0.20
0.32
Larsen score
0.044
0.0006
106
106
NS
0.28
Tender joint count
—
0.002
—
115
*For each pair of values, the correlation coefficients are uppermost with the corresponding and values underneath.