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. Author manuscript; available in PMC: 2010 Jul 1.
Published in final edited form as: Diabetologia. 2009 May 6;52(7):1369–1380. doi: 10.1007/s00125-009-1342-7

Table 1.

Clinical variables that were tested in subjects with C-peptide production on random serum samples. Data are presented as means (standard deviation).

Positive
C-Peptide
Negative
C-Peptide
Number of Subjects 38 103
Gender (Female) 24 59 p=0.57
Body Mass Index 25.0 (3.78) 24.5 (3.35) p=0.41
Age of diabetes onset 16.7 (10.6) 16.7 (9.90) p=0.98
Diabetes duration in years 19.2 (11.8) 26.2 (13.1) p=0.0045
Hemoglobin A1c 8.19% (2.27) 7.95 (1.42) p=0.45
Positive anti-GAD antibody 61.9% 63.9% p=1.00
LDL Cholesterol 111 (31.6) 112 (28.3) p=0.89
HDL Cholesterol 66.0 (21.1) 63.5 (17.0) p=0.51
Triglycerides 93.4 (56.8) 81.5 (51.9) p=0.29
Current insulin pump use 39.5% 37.9% p=0.85
DKA Episodes (lifetime) 3.59 (6.79) 3.72 (11.4) p=0.95
Blood glucose for symptoms of hypoglycemia 54.7 (17.4) 51.9 (15.9) p=0.41
Nephropathy 50.0% 40.2% p=0.34
Neuropathy 42.1% 35.3% p=0.56
Retinopathy 57.9% 57.8% p=1.00