Table 1 Clinical characteristics between normal weight group and overweight/obesity group in patients with type 2 diabetes

Cases

391

534

Sex (male)

247 (63.17%)

405 (75.84%)

<  0.001a

Age (years)

57.09 ± 11.86

57.61 ± 11.67

0.059b

Course of disease (years)

10.81 ± 7.13

9.85 ± 7.09

0.035b

Smoking

139 (35.55%)

238 (44.57%)

0.022a

Alcohol drinking

83 (21.23%)

179 (33.52%)

< 0.001a

BMI (kg/m²)

22.16 ± 1.32

26.79 ± 2.15

<  0.001b

Systolic pressure (mmHg)

127.12 ± 20.16

131.71 ± 16.91

<  0.001b

Diastolic pressure (mmHg)

76.03 ± 10.70

79.48 ± 10.10

< 0.001b

Triglyceride (mmol/L)

1.76 ± 0.86

2.07 ± 1.12

<  0.001b

Total cholesterol (mmol/L)

4.34 ± 1.12

4.46 ± 1.64

0.232b

High-density lipoprotein (mmol/L)

0.96 ± 0.24

0.98 ± 0.21

0.217b

Low-density lipoprotein (mmol/L)

2.67 ± 0.87

2.66 ± 0.90

0.823b

Glycosylated hemoglobin(%)

8.86 ± 2.10

8.68 ± 2.02

0.185b

Uric acid (umol/L)

345.80 ± 83.39

389.45 ± 97.26

< 0.001b

eGFR (mL/min/1.73m²)

112.11 ± 37.10

111.79 ± 54.13

0.083b

24-h urinary albumin (mg/24 h)

97.78 ± 346.39

161.16 ± 537.57

< 0.001b

Left ventricular diastolic dysfuction)

267 (68.29%)

401 (75.09%)

0.022a

Ejection fraction(%)

66.71 ± 4.78

66.38 ± 4.78

0.308b