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Table 4 Mean and variance homogeneity testing within and across zygosity for serum creatinine and plasma NfL

From: Association of neurofilament light chain with renal function: mechanisms and clinical implications

Serum creatinine

ep

− 2LL

df

AIC

Δ− 2LL

Δdf

p

Saturated model

10

2518.76

926

2538.76

   

Mean within zygosity

8

2526.25

928

2542.25

7.49

2

0.024

Mean across zygosity

7

2526.50

929

2540.50

7.75

3

0.052

Variance within zygosity

5

2531.85

931

2541.85

13.09

5

0.023

Variance across zygosity

4

2536.65

932

2544.65

17.90

6

0.006

Plasma NfL

ep

− 2LL

df

AIC

Δ− 2LL

Δdf

p

Saturated model

10

2619.35

950

2639.35

   

Mean within zygosity

8

2620.83

952

2636.83

1.49

2

0.475

Mean across zygosity

7

2624.17

953

2638.17

4.83

3

0.185

Variance within zygosity

5

2630.01

955

2640.01

10.61

5

0.059

Variance across zygosity

4

2633.55

956

2641.55

14.21

6

0.027

  1. Model names specify which parameters were tested for equality
  2. ep number of estimated parameters, − 2LL − 2 × log-likelihood, Δ− 2LL change in − 2 × log-likelihood, Δdf change in degrees of freedom, AIC Akaike Information Criteria