Table 4 Contribution of body composition and abdominal fat distribution to glomerular filtration rate after stratification by sex and metabolic syndrome

Women

No metabolic syndrome

Metabolic syndrome

M1

M2

M3

M4

M5

M1

M2

M3

M4

M5

BMI (kg/m²)

−0.18^***

0.94^***

0.20^***

0.53^***

[−0.27,−0.09]

[0.82,1.06]

[0.01,0.39]

[0.31,0.75]

Body fat (%)

−1.41^***

−1.08^***

[−1.52,−1.29]

[−1.48,−0.69]

FMI (kg/m²)

−2.88^***

−3.45^***

−3.14^***

−1.59^***

−1.46^***

−1.18^**

[−3.10,−2.67]

[−3.74,−3.17]

[−3.42,−2.86]

[−2.20,−0.98]

[−2.12,−0.80]

[−1.84,−0.52]

FFMI (kg/m²)

3.72^***

3.46^***

3.21^***

2.18^***

1.80^***

1.59^***

[3.43,4.01]

[3.17,3.75]

[2.93,3.50]

[1.53,2.83]

[1.18,2.41]

[0.99,2.19]

VAT (cm)

−0.68^***

−0.62^***

−0.89^***

−0.85^***

[−0.98,−0.38]

[−0.91,−0.32]

[−1.35,−0.42]

[−1.32,−0.37]

SAT (cm)

3.71^***

3.43^***

4.25^***

4.08^***

[3.21,4.20]

[2.95,3.90]

[3.26,5.24]

[3.09,5.07]

Impaired fasting glucose (yes)

−3.39^***

−1.67

[−4.65,−2.12]

[−3.87,0.54]

High triglycerides (yes)

0.29

−2.09^*

[−2.09,1.51]

[−4.05,−0.13]

High blood pressure (yes)

−5.92^***

−7.82^***

[−6.90,−4.93]

[−10.34,−5.32]

Low HDL cholesterol (yes)

2.30^**

0.12

[0.87,3.73]

[1–88,2.13]

Structured physical activity (≥ 2 h/w)

−3.03^***

−0.95

[−3.83, −2.23]

[−2.63,0.73]

Constant

106.17^***

128.18^***

68.18^***

71.49^***

76.17^***

86.46^***

121.17^***

73.97^***

71.54^***

80.15^***

[103,64,108.71]

[124.96,131.39]

[64.72,71.63]

[68.02,74.95]

[72.71,79.62]

[80.25,92.67]

[106.75,135.59]

[67.02,80.91]

[64.91,78.17]

[72.49,87.80]

Observations

5539

5539

5539

5539

5539

1473

1473

1473

1473

1473

VIF

-

2.04

2.30

2.45

1.78

-

1.36

2.80

2.34

1.77

AIC

46,842

46,267

46,135

45,864

45,634

12,636

12,596

12,584

12,451

12,405

Men

No metabolic syndrome

Metabolic syndrome

M1

M2

M3

M4

M5

M1

M2

M3

M4

M5

BMI (kg/m²)

−0.23^*

1.12^***

0.47^***

1.22^***

[−0.44,−0.02]

[0.84,1.40]

[0.26,0.68]

[0.99,1.45]

Body fat (%)

−1.35^***

−1.35^***

[−1.53,−1.18]

[−1.58,−1.12]

FMI (kg/m²)

−2.29^***

−2.82^***

−2.62^***

−1.42^***

−1.66^***

−1.51^***

[−2.63,−1.94]

[−3.28,−2.36]

[−3.07,−2.15]

[−1.81,−1.04]

[−2.09,−1.24]

[−1.93,−1.08]

FFMI (kg/m²)

2.45^***

1.90^***

1.83^***

2.65^***

2.01^***

1.94^***

[2.02,2.88]

[1.45,2.35]

[1.38,2.29]

[2.24,3.06]

[1.56,2.46]

[1.50,2.40]

VAT (cm)

−0.35

−0.39

−0.09

−0.07

[−0.78, 0.08]

[−0.82,−0.04]

[−0.53,0.36]

[−0.51,0.38]

SAT (cm)

4.17^***

3.96^*

3.64^***

3.47^***

[3.30,5.05]

[3.09,4.84]

[2.80,4.48]

[2.63,4.34]

Impaired fasting glucose (yes)

−2.24^*

−1.81

[−3.98,−0.49]

[−3.88,0.25]

High triglycerides (yes)

−2.54

0.38

[−4.92,−0.16]

[−1.57,2.33]

High blood pressure (yes)

−4.51^***

−5.03^**

[−6.08,−2.93]

[−7.93,−2.13]

Low HDL cholesterol (yes)

1.60

1.94^*

[−1.16,4.35]

[0.05,3.84]

Structured physical activity (≥ 2 h/w)

−2.43^**

−0.82

[−3.97,−0.88]

[−2.55,0.91]

Constant

106.17^***

106.53^***

69.44^***

76.34^***

80.81^***

78.43^***

99.81^***

52.70^***

59.37^***

64.39^***

[103,64,108.71]

[101.02,112.04]

[61.73,77.16]

[68.62,84.07]

[72.93,88.72]

[71.43,85.43]

[92.09,107.53]

[45.04,60.37]

[51.55,67.19]

[55.47,73.30]

Observations

1539

1539

1539

1539

1539

1153

1153

1153

1153

1153

VIF

-

1.89

1.33

1.86

1.45

-

1.36

1.28

1.51

1.86

AIC

12,947

12,729

12,755

12,652

12,612

9734

9612

9610

9530

9514