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Table 1 Characteristics of non-frail and frail participants with diabetes

From: Association of metformin exposure with low risks of frailty and adverse outcomes in patients with diabetes

Variable

Non-frail (n = 340)

Frail (n = 82)

P value

Age (years)

67.84 ± 9.60

80.76 ± 8.65

 < 0.001

Female (n, %)

124 (36.5)

28 (34.1)

0.694

Smoking (n, %)

158 (46.5)

36 (43.9)

0.675

Drinking (n, %)

130 (38.3)

23 (28.4)

0.094

WHR

0.95 ± 0.09

1.08 ± 1.03

0.884

BMI (kg/m2)

25.85 ± 3.19

25.25 ± 4.10

0.226

Duration (years)

11.18 ± 8.62

12.43 ± 8.67

0.265

Antidiabetic treatments

 Lifestyle management (n, %)

42 (12.4)

14 (17.1)

0.258

 Metformin (n, %)

213 (62.6)

32 (39.0)

 < 0.001

 Sulfonylureas (n, %)

60 (17.6)

14 (17.1)

0.902

 Glinide (n, %)

17 (5.0)

6 (7.3)

0.576

 Glucosidase inhibitor (n, %)

140 (41.2)

40 (48.8)

0.211

 Thiazolidinedione (n, %)

21 (6.2)

8 (5.6)

0.250

 DPP-4 inhibitors (n, %)

27 (7.9)

3 (3.7)

0.176

 SGLT2 inhibitors (n, %)

19 (5.6)

4 (4.9)

0.799

 GLP-1 agonist (n, %)

7 (2.1)

0 (0.0)

0.407

 Insulin (n, %)

100 (29.4)

21 (25.6)

0.494

 Other medicines (n, %)

3 (0.9)

1 (1.2)

0.580

Comorbidity

 Hypertension (n, %)

256 (75.3)

74 (90.2)

0.003

 CAD (n, %)

111 (32.6)

50 (61.0)

 < 0.001

 COPD (n, %)

13 (3.8)

5 (6.1)

0.542

 CKD (n, %)

34 (10.0)

22 (26.8)

 < 0.001

 Stoke (n, %)

58 (17.1)

30 (36.6)

 < 0.001

 Osteoarthritis (n, %)

52 (15.3)

29 (35.4)

 < 0.001

 Cancer (n, %)

32 (9.4)

23 (28.0)

 < 0.001

Target organ damage

 PVD (n, %)

43 (12.6)

23 (28.0)

0.001

 DR (n, %)

45 (13.2)

7 (8.5)

0.245

 DPN (n, %)

44 (12.9)

19 (23.2)

0.020

 Polypharmacy (n, %)

203 (59.7)

68 (82.9)

 < 0.001

 Grip strength (kg)

30.44 ± 9.52

18.24 ± 7.07

 < 0.001

 Walking speed (m/s)

1.01 ± 0.26

0.59 ± 0.22

 < 0.001

 SF-36 score

100.65 ± 11.36

115.49 ± 8.53

 < 0.001

  1. Data for continuous variables are presented as mean ± (standard deviation) or median (interquartile range). Data for categorical variables are presented as n (percentage)
  2. WHR, waist-to-hip ratio; BMI, body mass index; DPP-4, dipeptidyl peptidase 4; SGLT2, sodium–glucose transport protein 2; GLP-1, glucagon-like peptide-1; CAD, coronary atherosclerotic heart disease; COPD, chronic obstructive pulmonary disease; CKD, chronic kidney disease; PVD, peripheral vascular disease; DR, diabetic retinopathy; DPN, diabetic peripheral neuropathy