Table 1. Previously Published Genetic Associations with the T allele of rs7574865 and Susceptibility to Rheumatoid Arthritis.

Studies report that they did not overlap patient enrollment with previous studies if examining the same population [5]. Both populations from North American were of European ancestry.

Population	Number of Patients	Number of Controls	P Value	Odds Ratio (95% Confidence Interval)	Study
African-American	723	660	0.23	1.22 (0.91–1.63)	Current
Columbia	274	421	0.01	1.36 (1.08–1.71)	[2]
Greece	311	344	2.0 × 10−4	1.90 (1.46–2.50)	[3]
Japan	3567	2199	8.4 × 10−9	1.27 (1.17–1.37)	[4]
Netherlands	920	924	0.03	1.45 (1.21–1.73)	[5]
North America	1013	1326	6.3 × 10−4	1.28 (1.11–1.47)	[1]
North America	607	1309	8.3 × 10−5	1.37 (1.17–1.60)	[1]
South Korea	1123	1008	6.5 × 10−3	1.27 (1.11–1.45)	[6]
Spain	971	1370	1.0 × 10−3	1.26 (1.09–1.45)	[5]
Spain	575	723	1.2 × 10−6	1.59 (1.07–1.55)	[7]
Sweden	1529	881	0.02	1.18 (1.02–1.36)	[1]
Sweden	288	288	0.03	1.35 (1.03–1.77)	[5]
United Kingdom	3399	3024	1.4 × 10−4	1.17 (1.08–1.28)	[8]