Table 3

Genotype (count and percentage) and allele frequency of the HOXA1 and HOXB1 allelic variants in autism spectrum disorders (ASD) and controls

Genotypes HOXA1Allele frequency
A/AA/GG/GAG
Current study
    ASD (n=35)24 (69%)10 (29%)1 (2%)0.830.17
    Control (n=35)21 (60%)12 (34%)2 (6%)0.770.23
Ingram et al26
    ASD (n=57)35 (61%)21 (37%)1 (2%)0.800.20
    Control (n=119)93 (78%)26 (22%)0 (0%)0.890.11
HOXB1Allele frequency
+/++/INSINS/INS+INS
Current study
    ASD (n=35)22 (63%)9 (26%)4 (11%)0.760.24
    Control (n=35)21 (60%)13 (37%)1 (3%)0.790.21
Ingram et al26
    ASD (n=57)30 (53%)25 (44%)2 (4%)0.750.25
    Control (n=119)72 (60%)42 (35%)5 (4%)0.780.22