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Table 1 Demographic data, pattern of diabetes treatment, and diabetic complications in oldest old diabetic patients

From: Clinical characteristics and outcomes of the oldest old people with type 2 diabetes – perspective from a tertiary diabetes center in Thailand

 

Total patients (N =133)

Long-standing diabetes (N = 49)

Elderly-onset diabetes (N = 84)

p-value

Age (yrs)

87.7 ± 3.0

87.2 ± 3.0

88.1 ± 2.9

0.083

Female (%)

94 (70.7 %)

38 (77.6 %)

56 (66.7 %)

0.186

DM duration (yrs)

20.1 ± 11.1

29.3 ± 9.1

14.7 ± 8.3

<0.001

Age of onset (yrs)

68.3 ± 11.5

57.8 ± 9.3

74.3 ± 7.7

<0.001

Follow-up time (yrs)

15.1 ± 7.8

18.3 ± 8.3

13.2 ± 6.8

<0.001

BMI (kg/m2)

23.4 ± 4.2

23.4 ± 4.0

23.5 ± 4.4

0.971

Smoking status:

    

 -Never

116 (87.2 %)

45 (91.8 %)

71 (84.5 %)

 

 -Ex-smokers

15 (11.3 %)

4 (8.2 %)

11 (13.1 %)

 -Current

2 (1.5 %)

0 (0 %)

2 (2.4 %)

Comorbidities

    

 -Myocardial Infarction

21 (15.8 %)

10 (20.4 %)

12 (14.2 %)

 

 -Stroke

24 (18.0 %)

10 (20.4 %)

14 (16.7 %)

 -Peripheral arterial diseasea

26 (23.4 %)

9 (22.0 %)

17 (21.3 %)

 -Chronic kidney disease

73 (54.9 %)

25 (51.0 %)

48 (57.1 %)

 -Cancer

8 (6.0 %)

2 (4.1 %)

6 (7.1 %)

 -Dementia

30 (22.6 %)

12 (24.5 %)

18 (21.4 %)

Charlson comorbidity index

    

 -Mild (1–2)

29 (21.8 %)

10 (20.4 %)

19 (22.6 %)

 

 -Moderate (3–4)

57 (42.9 %)

21 (42.9 %)

36 (42.9 %)

 -Severe (≥5)

47 (35.3 %)

18 (36.7 %)

29 (34.5 %)

HbA1c (%)

6.7 ± 1.1

6.8 ± 1.0

6.7 ± 1.1

0.454

Frequency of HbA1c testings (times per year)

3.1 ± 1.4

3.2 ± 1.4

3.1 ± 1.4

0.714

Blood pressure (mmHg)

132 ± 16/65 ± 11

131 ± 16/64 ± 13

133 ± 15/67 ± 9

0.582

LDL (mg/dL)

80 ± 29

81 ± 34

79 ± 26

0.779

Diabetic retinopathy (%) b

22 (23.4 %)

14 (37.8 %)

8 (14.0 %)

0.014

Pattern of diabetes treatment

    

 -Diet control alone

17 (12.8 %)

4 (8.2 %)

13 (15.5 %)

0.028

 -Oral hypoglycemic agents

79 (59.4 %)

23 (46.9 %)

56 (66.5 %)

0.031

 -Insulin therapy

37 (27.8 %)

22 (44.9 %)

15 (18.0 %)

0.013

  1. aData were available in 111 patients
  2. bData were available in 94 patients