From: The phenotype and genotype of rheumatoid arthritis in the Democratic Republic of Congo
du Montcel classification | Amino acid sequence positions 70 to 74 | HLA-DRB1 | Patient group % (n) | Controls % (n) | SE | OR | 95% CI | P-value |
---|---|---|---|---|---|---|---|---|
S2 | QKRAA | *04:01 | 4.1 (3) | 4.2 (2) | positive | 2.6 | 0.8 to 8.3 | 0.124 |
 | DKRAA | *13:03 |  |  |  |  |  |  |
S3P | QRRAA | *01:01/02 | 14.9 (11) | 4.2 (2) | Â | Â | Â | Â |
 | RRRAA | *10 |  |  |  |  |  |  |
S1 | DERAA | *11:02, *13:01/02 | 81.0 (60) | 91.6 (44) | negative | Â | Â | Â |
 | QARAA | *15 |  |  |  |  |  |  |
S3D | DRRAA | *11:01, *12, *16 | Â | Â | Â | Â | Â | Â |
X | nonXXRAA | *03,*07,*08,*09,*14 | Â | Â | Â | Â | Â | Â |