Table 3 To calculate the number of points for each category of main effects.

From: Development and validation of a risk prediction model for chronic kidney disease among individuals with type 2 diabetes

Risk factor

Categories

Reference value (Wij)

\({\beta }_{i}\)

\({\beta }_{i}({W}_{ij}-{W}_{iREF})\)

Pointsij = \({\beta }_{i}({W}_{ij}-{W}_{iREF})/B\)

Socio-demographic factors

Age

  

0.03

  
 

40–44

42 = W1REF

 

0

0

45–49

47

 

0.15

1

50–54

52

 

0.30

2

55–59

57

 

0.45

3

60–64

62

 

0.60

4

65–69

67

 

0.75

5

70–74

72

 

0.90

6

75–79

77

 

1.05

7

80–84

82

 

1.20

8

85–89

87

 

1.35

9

90–94

92

 

1.50

10

Duration of type 2 diabetes

 

0

0 = W2REF

 

0

0

 

1–5

1

0.06

0.06

0

 

 > 5

2

0.24

0.24

2

Renal function markers

eGFR (mL/min/1.73 m2)

 

 ≥ 90

0 = W3REF

 

0

0

 

 < 90

1

0.84

0.84

6

ACR (mg/g)

 

 < 30

0 = W4REF

  

0

 

 ≥ 30

1

1.05

1.05

7

Lipid profiles

HDL-C (mg/dl)

 

 ≥ 40 (male)

 ≥ 50 (female)

0 = W5REF

 

0

0

 

 < 40 (male)

 < 50 (female)

1

0.18

0.18

1

Triglyceride (mg/dl)

 

 < 150

0 = W6REF

 

0

0

 

 ≥ 150

1

0.31

0.31

2

Variation in glycemic factors

Variation of HbA1c (%)

 

 ≤ 3.9

0 = W7REF

 

0

0

 

4.0–8.0

1

0.19

0.19

1

 

 > 8.0

2

0.31

0.31

2

Variation of fasting plasma glucose (%)

 

 ≤ 10.7

0 = W8REF

 

0

0

 

10.8–20.3

1

0.10

0.10

1

 

 > 20.3

2

0.34

0.34

2

Baseline diabetes-related disorders or complications

Diabetes retinopathy

    
 

No

0 = W9REF

 

0

0

 

Yes

1

0.29

0.29

2

Medication use

Insulin use

 

No

0 = W10REF

 

0

0

 

Yes

1

0.39

0.39

2

Anti-hypertension drug use

 

No

0 = W11REF

 

0

0

 

Yes

1

0.20

0.20

1