Table 3

 Contingency coefficients (C) between anti-C-telopeptides of type I and II collagens and anti-CCP assay

Anti-α1(I)Anti-α2(I)Anti-α1(II)  =  Anti-CCP1Anti-CCP2Anti-CCP assay
*p<0.05, **p<0.01, and ***p⩽0.001 between two variables.
Anti-α1(I)C = 0.380***C = 0.286***C = 0.116C = 0.310***
p<0.001p = 0.001p = 0.202p<0.001
Anti-α2(I)C = 0.380***C = 0.398***C = 0.260**C = 0.112
p<0.001p<0.001p = 0.003p = 0.217
Anti-α1(II)  =  anti-CCP1C = 0.286***C = 0.398***C = 0.171C = 0.215*
p = 0.001p<0.001p = 0.057p = 0.016
Anti-CCP2C = 0.116C = 0.260**C = 0.171C = 0.108
p = 0.202p = 0.003p = 0.057p = 0.236
Anti-CCP assayC = 0.310***C = 0.112C = 0.215*C = 0.108
p<0.001p = 0.217p = 0.016p = 0.236