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Table 2 KIR frequencies in type I AIH and healthy individuals

From: Association of the killer immunoglobulin-like receptor genes KIR2DS1 and KIR2DS4 with pediatric autoimmune hepatitis type I in Egypt

KIR genes AIH-I Controls P OR (95% CI)
(n = 80) (n = 80)
KIR2DS1 + 68 (85) 24 (30) < 0.001 13.22 (6.07–28.79)
12 (15) 56 (70)
KIR2DS4 + 74 (92.5) 50 (62.5) < 0.001 7.4 (2.87–19.08)
6 (7.5) 30 (37.5)
  (n = 74) (n = 50)   
KIR2DS4 alleles   
 KIR2DS4-FL 56 (75.7) 10 (20) 0.002 12.44 (5.2–29.79)
 KIR1D 18 (24.3) 40 (80)
KIR2DS4 variants
 Homozygous (full/full) 34 (45.94) 6 (12) 0.003 10.7 (3.79–30.25)
 Heterozygous (full/del) 22 (29.73) 10 (20) 4.16 (1.62–10.65)
 Homozygous (del/del) 18 (24.33) 34 (68) R
KIR haplotypes (n = 80) (n = 80)   
 KIR AA 12 (15) 56 (70) < 0.001 13.22 (6.07–28.79)
 KIR Bx (KIR AB and BB) 68 (85) 24 (30)
  1. Data are given as number (%)
  2. +, present gene; −, absent gene; KIR1D, 22 bp deletion variant of KIR2DS4-full length; R, reference genotype