Table 2 Basic information of study population after inverse probability weighting

Age (years)/(xs)

61.56 ± 9.78

58.91 ± 13.87

0.221

0.085

Body mass index (Kg/m²)/ (M(P₂₅,P₇₅))

25.74(24.10,27.44)

24.22(22.49,26.22)

−13.686

 < 0.001

Red blood cell (× 10¹²/L)/ (M(P₂₅,P₇₅))

4.60(4.18,4.92)

4.79(4.50,5.03)

−8.022

 < 0.001

Hemoglobin (g/L)/(M(P₂₅,P₇₅))

139.00(123.00,150.00)

148.00(140.00,155.00)

−15.824

 < 0.001

Mean corpuscular volume (fl)/ (M(P₂₅,P₇₅))

91.90(88.65,94.70)

93.20(90.80,95.00)

−8.984

 < 0.001

Mean corpuscular hemoglobin (pg)/ (M(P₂₅,P₇₅))

30.20(29.30,31.40)

30.50(29.60,31.40)

−2.705

0.007

Mean corpuscular hemoglobin concentration (g/L)/(M(P₂₅,P₇₅))

333.00(327.00,340.00)

333.00(325.00,339.00)

−2.925

0.003

Red cell distribution width (%)/ (M(P₂₅,P₇₅))

12.70(12.30,13.30)

12.60(12.20,13.20)

−1.866

0.062

Platelet count (× 10⁹/L)/ (M(P₂₅,P₇₅))

219.60(191.00,254.00)

215.00(183.00,253.72)

−1.491

0.136

Mean platelet volume (MPV) (f1)/ (M(P₂₅,P₇₅))

9.50(8.90,10.40)

9.10(8.50,10.00)

−8.484

 < 0.001

Plateletocrit (%)/(M(P₂₅,P₇₅))

0.21(0.18,0.24)

0.20(0.17,0.23)

−5.807

 < 0.001

Platelet distribution width (%)/ (M(P₂₅,P₇₅))

15.70(11.10,16.40)

16.00(15.40,16.50)

−8.484

 < 0.001

Aspartate aminotransferase (AST) (U/L)/(M(P₂₅,P₇₅))

23.99(18.50,28.60)

20.30(17.30,23.80)

−12.495

 < 0.001

Alanine aminotransferase (ALT) (U/L)/(M(P₂₅,P₇₅))

25.12(18.19,37.13)

20.70(15.10,27.84)

−12.017

 < 0.001

Lactate dehydrogenase (U/L)/(M(P₂₅,P₇₅))

169.00(151.14,211.03)

169.315(155.30,182.31)

−5.592

 < 0.001

γ-glutamyl transpeptidase (U/L)/(M(P₂₅,P₇₅))

30.00(21.00,44.49)

24.30(18.02,35.60)

−9.156

 < 0.001

Alkaline phosphatase (U/L)/(M(P₂₅,P₇₅))

88.36(64.30,184.60)

73.40(62.93,88.00)

−12.299

 < 0.001

Fasting glucose (FG) (mmol)/(M(P₂₅,P₇₅))

5.41(4.92,6.59)

5.11(4.67,5.61)

−11.913

 < 0.001

Fasting triglycerides (TG) (mmol)/(M(P₂₅,P₇₅))

1.36(1.07,1.75)

1.20(0.90,1.63)

−7.982

 < 0.001

Total cholesterol (mmol)/(M(P₂₅,P₇₅))

4.04(3.45,4.75)

4.61(4.02,5.29)

−15.205

 < 0.001

High-density lipoprotein cholesterol (mmol)/(M(P₂₅,P₇₅))

0.99(0.84,1.26)

1.21(1.03,1.38)

−15.979

 < 0.001

Low-density lipoprotein cholesterol (mmol)/(M(P₂₅,P₇₅))

2.76(2.16,3.28)

2.82(2.40,3.35)

−5.289

 < 0.001

Waist circumference (cm)/(M(P₂₅,P₇₅))

94.00(90.00,104.00)

87.00(82.00,92.00)

−23.295

 < 0.001

Blood potassium (mmol/L)/(M(P₂₅,P₇₅))

3.98(3.70,4.26)

4.06(3.80,4.33)

−6.112

 < 0.001

Blood sodium (mmol/L)/(M(P₂₅,P₇₅))

140.90(139.10,142.79)

141.20(140.00,143.00)

−4.226

 < 0.001

Blood chlorine (mmol/L)/(M(P₂₅,P₇₅))

104.60(103.00,106.80)

104.30(102.50,106.30)

−1.948

0.051

Blood calcium (mmol/L)/(M(P₂₅,P₇₅))

2.23(2.15,2.30)

2.32(2.21,2.40)

−15.705

 < 0.001

Serum magnesium (mmol/L)/(M(P₂₅,P₇₅))

0.85(0.82,0.91)

0.85(0.80,0.91)

−1.833

0.067

Serum phosphorus (mmol/L)/(M(P₂₅,P₇₅))

1.15(1.01,1.27)

0.97(0.86,1.08)

−22.935

 < 0.001

Serum creatinine (μmol/L)/(M(P₂₅,P₇₅))

78.98(64.68,89.28)

79.50(70.00,88.60)

−3.505

 < 0.001

ZJU index/(M(P₂₅,P₇₅))

36.62(34.26,39.62)

34.11(31.57,36.68)

−17.987

 < 0.001

ZJU index/(%)

279.252

 < 0.001

Q1(≤ 31.57)

10.6%

26.2%

Q2(31.58 −34.04)

13.5%

22.3%

Q3(34.05—35.87)

15.9%

20.2%

Q4(35.88—38.34)

28.2%

17.6%

Q5(≥ 38.35)

31.7%

13.7%

TyG index/(M(P₂₅,P₇₅))

8.73(8.38,9.02)

8.51(8.15,8.85)

−12.306

 < 0.001

TyG index/(%)

168.382

 < 0.001

Q1(≤ 8.14)

11.6%

24.7%

Q2(8.15—8.45)

18.0%

21.3%

Q3(8.46—8.73)

19.6%

19.8%

Q4(8.74—8.98)

19.9%

20.0%

Q5(≥ 8.99)

30.9%

14.2%

TG/HDL-c/(M(P₂₅,P₇₅))

3.31(2.06,4.35)

2.37(1.64,3.34)

−14.596

 < 0.001

TG/HDL-c/(%)

233.207

 < 0.001

Q1(≤ 1.64)

10.4%

25.0%

Q2(1.65—2.24)

18.7%

20.7%

Q3(2.25—2.96)

16.6%

21.9%

Q4(2.97—3.96)

21.5%

19.2%

Q5(≥ 3.97)

32.8%

13.2%

METS-IR/(M(P₂₅,P₇₅))

42.61(37.79,46.90)

38.27(34.00,42.08)

−17.221

 < 0.001

METS-IR/(%)

275.630

 < 0.001

Q1(≤ 34.21)

9.3%

25.5%

Q2(34.22—37.89)

16.4%

22.2%

Q3(37.90—41.13)

17.5%

21.4%

Q4(41.14—44.96)

23.6%

18.1%

Q5(≥ 44.97)

33.2%

12.9%