Table 2 Levels of Klotho in Relation to CKM Stage 0 to 4

Two-piecewise logistic regression model (Infection point = 801)

Serum klotho<801

0.74(0.64, 0.85)

< 0.001

0.78(0.68, 0.90)

< 0.001

0.82(0.70, 0.96)

< 0.001

Serum klotho ≥ 801

0.91(0.87, 0.94)

< 0.001

0.90(0.86, 0.93)

< 0.001

0.94(0.89, 0.99)

0.035

Binary Variable (Cut-off point = 722)

Serum klotho ≥ 722

Ref

Ref

Ref

Serum klotho<722

1.23(1.14, 1.32)

< 0.001

1.19(1.11, 1.28)

< 0.001

1.20(1.11, 1.30)

< 0.001