Analysis of association of PTPN22 ‘haplotype 6–10’ group (rs12144309: C>T) with rheumatoid arthritis.
1. Cases top line, controls bottom line. The NZ controls deviated mildly from HWE (P = 0.02).
2. Imputed genotypes were taken from www.wtccc.org.uk.
3. The Mantel-Haenszel combined OR = 0.90 [0.82–0.98], P = 0.021. The Breslow-Day test for heterogeneity P = 0.90.