Table 1.

Logistic regressiona

χ2P ValueLast r2
aResponse: aortic calcification (2-yes/1-no). Regression done on population of 130 ESRD patients. Proportion of patients with aortic calcification: 46.2% (personal data). (r2 = 0.360; model χ2 = 60.1; model P = 0.00001).
Age (yr)29.110.000010.188
Duration of dialysis (mo)12.570.000390.1051
Phosphotemia (mmol/L)6.460.011000.0600