Table 4.

Correlation coefficients among markers and KBD grading, age, and sex.

MarkerKBD GradingAgeSex
ΔDi-0S0.735**0.0120.144
ΔDi-4S0.513**–0.0240.063
ΔDi-6S0.497**–0.0740.140
PYD/CR0.227*–0.0350.051
HYP/CR–0.041–0.173–0.245*
  • * Significant at the 0.05 level (2-tailed).

  • ** Significant at the 0.01 level (2-tailed).