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. 2018 Feb 19;9(23):16275–16283. doi: 10.18632/oncotarget.24527

Table 7. Positivity of autoantibodies within 0.5 year of diagnosis stratified by age at diagnosis.

Antibody Positive/Total (%)
0.5 – <12.0 12.0–19.0 Pa
GADA 307/411 (74.7) 90/125 (72.0) 0.54
IA2A 308/411 (74.9) 80/125 (64.0) 0.016
GADA or IA2 379/411 (92.2) 102/125 (81.6) 0.0006

aχ2 test (2 × 2 contingency table).

Abbreviations: GADA, Glutamic acid decarboxylase 65 autoantibody; IA2A, insulinoma-associated protein 2 autoantibody.