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. Author manuscript; available in PMC: 2010 Jul 1.
Published in final edited form as: Diabetes Metab Res Rev. 2009 May;25(4):325–328. doi: 10.1002/dmrr.943

Table 2.

Decline of Stimulated C-peptide During the First Year After Diagnosis of T1DM

Author Journal Year Stimulus % Decline
Sosenko Diabetes Care 2008 OGTT 100%
Shah NEJM 1989 MMTT
Ortquist Diabetes Care 2004 MMTT NONE
Cy A Diabetes 1988 GST 13%
Cook Diabetes 1989 MMTT 19%
Keymeulen NEJM 2005 GST (↑glu) 24%
Herold Diabetes/ NEJM 2004, 05/02 MMTT 47%/ 58%
Brown Diabetes Care 2008 MMTT 45%
TrialNet Unpub-General MMTT 58%
Gottlieb Unpub-General MMTT 50%