Table 2

Affected family-based control and transmission disequilibrium test analyses for single nucleotide polymorphism (SNP)1 and SNP2 in sample 1 of rheumatoid arthritis trio families

Allele
Affected family-based controls
Transmission disequilibrium test



Rheumatoid arthritis cases
Controls
P
Transmission (%)
n
P

SNP1






     A
0.360
0.320
0.39
54.4
90
0.39
     G
0.640
0.680




SNP2






     C
0.665
0.567
0.04
59.7
92
0.06
     A
0.335
0.433





n, number of heterozygote parents.

Jacq et al. Arthritis Research & Therapy 2007 9:R63   doi:10.1186/ar2221