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Table 1 Baseline characteristics of patients*

From: Prediction of response to GLP-1 receptor agonist therapy in Japanese patients with type 2 diabetes

 

Responder

Non-responder

Hazard ratio

P value

AUC

(N =17)

(N =26)

(95% CI)

Male (%)

64.7

61.5

0.85 (0.39-1.89)

0.70

NA

Age (years)

57.1 ± 12.2

61.9 ± 16.1

1.01 (0.98-1.04)

0.63

0.62

Body mass index (kg/m2) †

29.1 ± 9.8

29.5 ± 5.5

1.04 (0.98-1.10)

0.21

0.66

Exenatide (%)

58.8

65.4

1.56 (0.67-3.63)

0.31

NA

Duration of diabetes (years)

10.6 ± 8.6

14.8 ± 10.6

1.04 (0.99-1.08)

0.051

0.62

Fasting C-peptide (ng/mL)

2.4 ± 1.5

2.2 ± 1.1

0.91 (0.60-1.38)

0.66

0.52

CPR6 (ng/mL)‡

4.0 ± 2.5

4.4 ± 2.4

1.05 (0.87-1.27)

0.60

0.57

ΔCPR (ng/mL)§

1.5 ± 1.1

2.1 ± 1.5

1.15 (0.90-1.47)

0.27

0.62

C-peptide index¶

1.8 ± 1.2

1.4 ± 0.7

0.79 (0.46-1.34)

0.37

0.55

U-CPR (μg/day)

87.2 ± 47.7

91.0 ± 71.1

1.00 (0.99-1.01)

0.82

0.45

Preprandial glucose of the previous day GLP-1 initiated (mg/dL)

162.6 ± 50.4

174.2 ± 36.9

1.00 (0.99-1.01)

0.40

0.60

Average preprandial glucose level over 2 days after the initiation of GLP-1 receptor agonist treatment (mg/dL)

140.0 ± 26.1

165.1 ± 31.8

1.01 (1.00-1.02)

0.03

0.72

HbA1c (%)

9.9 ± 1.8

9.7 ± 1.6

0.93 (0.74-1.16)

0.51

0.49

Previous antidiabetic treatment (%)

     

  Diet and/or metformin

47.1

11.5

1.0 (Reference)

 

NA

  Sulfonylurea

23.5

38.5

5.0 (1.13-22.16)

0.03

NA

  Insulin

29.4

50.0

5.3 (1.16-24.56)

0.03

NA

  Dose of insulin (unit)

21.2 ± 5.9

26 ± 8.4

NA

NA

NA

  1. *Values for responders and non-responders to treatment are shown as the percentage (number) or mean ± standard deviation. Hazard ratios for response to treatment were analyzed using the Cox proportional hazards model. Areas under the receiver operating characteristic curve (AUC) were compared using a logistic regression analysis.
  2. †The body mass index is the weight in kilograms divided by the square of the height in meters.
  3. ‡Serum C-peptide level at 6 min during a glucagon stimulation test.
  4. §Change in serum C-peptide level between baseline and 6 min during a glucagon stimulation test.
  5. ¶Fasting serum C-peptide level divided by fasting plasma glucose level.