Table 2 Hazard Ratios for the Logistic Model in the Development Cohort.

From: An Equation Based on Fuzzy Mathematics to Assess the Timing of Haemodialysis Initiation

Variables

β-coefficient

P value

Hazard Ratio (95% Confidence Interval)

Serum creatinine, per 1 mg/dL

0.022

0.451

1.023 (0.965, 1.083)

Age, per 1 y

0.016

0.022

1.016 (1.002, 1.030)

Serum albumin, per 1 mg/dL

−0.153

0.317

0.858 (0.653, 1.129)

Haemoglobin, per 1 g/dL

0.013

0.774

1.013 (0.927, 1.107)

Blood urea nitrogen, per 1 mg/dL

−0.007

0.046

0.993 (0.985, 1.000)

Phosphate, per 1 mmol/L

0.161

0.286

1.174 (0.874, 1.578)

Heart failure

0.183

0.364

1.201 (0.809, 1.783)

Diabetes

−0.104

0.620

0.902 (0.599, 1.358)

Male Sex

0.326

0.083

1.386 (0.958, 2.004)

  1. Note: The conversion factor for the serum creatinine level in mg/dL to µmol/L is × 88.4; the conversion factor for the blood urea nitrogen level in mg/dL to mmol/L is × 0.357; the conversion factor for the haemoglobin and serum albumin levels in g/dL to g/L is ÷ 10.
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