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Table 1 Baseline patient and disease characteristics — safety analysis set

From: First-in-human, double-blind, randomized phase 1b study of peptide immunotherapy IMCY-0098 in new-onset type 1 diabetes

Characteristic

Placebo (n = 10)

IMCY-0098 dose A (n = 6)

IMCY-0098 dose B (n = 9)

IMCY-0098 dose C (n = 16)

Total (N = 41)

Age, years, mean ± SD

24.3 ± 3.37

22.2 ± 3.19

24.4 ± 4.53

24.2 ± 4.25

24.0 ± 3.91

Females:malesa

5:5

2:4

2:7

4:12

13:28

BMI, kg/m2, mean ± SD

24.2 ± 2.73

23.3 ± 2.86

22.7 ± 2.56

22.9 ± 3.33

23.2 ± 2.92

Glycemic parameters at baseline, mean ± SD

 MMTT: C-peptide Cmax, nmol/L

0.867 ± 0.2

0.65 ± 0.221

0.873 ± 0.342

0.781 ± 0.251

0.803 ± 0.261

 MMTT: Glucose at start, mmol/L

6.9 ± 1.19

7.9 ± 1.63

6.2 ± 1.24

7.0 ± 1.21

6.9 ± 1.33

 MMTT: C-peptide normalized AUC, nmol/L

0.694 ± 0.218

0.515 ± 0.157

0.672 ± 0.278

0.585 ± 0.179

0.621 ± 0.213

 Blood glucose, mmol/Lb

7.06 ± 1.49

8.11 ± 1.29

6.7 ± 1.17

7.5 ± 1.47

7.31 ± 1.41

 C-peptide/glucose ratio, nmol/molb

49.9 ± 16.4

36.2 ± 14.5

54.9 ± 23.6

43.7 ± 11.6

46.6 ± 16.9

 HbA1c, mmol/L

7.18 ± 1.299

7.45 ± 0.841

6.87 ± 1.442

6.72 ± 0.810

6.98 ± 1.108

Number of autoantibodies against GAD65, IA-2, or ZnT8, n (%)a

 1

4 (40.0)

1 (16.7)

1 (11.1)

2 (12.5)

8 (19.5)

 2

3 (30.0)

0 (0.0)

3 (33.3)

5 (31.2)

11 (26.8)

 3

3 (30.0)

5 (83.3)

5 (55.6)

9 (56.3)

22 (53.7)

Autoantibodies against insulin, n (%)

5 (50.0)

1 (16.7)

4 (44.4)

10 (62.5)

20 (48.8)

Time from diagnosis to first dose, days, mean ± SD

112 ± 51

106 ± 55

102 ± 52

116 ± 46

110 ± 49

HLA status, n (%)a

 DR3+/DR4

2 (20.0)

2 (33.3)

1 (11.1)

5 (31.2)

10 (24.4)

 DR4+/DR3

2 (20.0)

3 (50.0)

6 (66.7)

8 (50.0)

19 (46.3)

 DR3+/DR4+

6 (60.0)

1 (16.7)

2 (22.2)

3 (18.8)

12 (29.3)

  1. Dose A: 50 μg at week 0 followed by 3 × 25 μg; dose B: 150 μg at week 0 followed by 3 × 75 μg; dose C: 450 μg at week 0 followed by 3 × 225 μg
  2. AUC area under the curve, BMI body mass index, Cmax maximum concentration, GAD glutamic acid decarboxylase, HLA human leukocyte antigen, MMTT Mixed Meal Tolerance Test, SD standard deviation
  3. aThese characteristics were imbalanced across treatment arms
  4. bMean value was calculated between Visit 1 (4 weeks before baseline) and visit 2 (baseline; time of first injection)