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Table 2 Frequency and number of DR3-positive haplotypes estimated by the Arlequin software.

From: Type 1 Diabetes in the Spanish Population: additional factors to Class II HLA-DR3 and -DR4

  T1D (2n = 596) Controls (2n = 1006)
  Freq. Haplotypes Freq. Haplotypes
DR3-Total 0.39432 235 0.13120 132
I. DR3-a1b5 0.17276 103 0.03802 38
II. DR3-a2b3 0.10244 61 0.04866 49
III. DR3-other 0.11912 71 0.04452 45
  1. I vs. II+III. OR = 1.93 (1.19–3.13); p = 0.004.
  2. I vs. II. OR = 2.18 (1.24–3.83); p = 0.004.
  3. I vs. III. OR = 1.72 (0.98–3.01); p = 0.043.
  4. II vs. III. OR = 0.79 (0.45–1.39); p = 0.38.