. Author manuscript; available in PMC: 2013 Jun 3.

Published in final edited form as: Ann Rheum Dis. 2010 May 14;69(9):1711–1716. doi: 10.1136/ard.2009.123588

Table 3.

Fcγ receptor 3B (FCGR3B) distribution in rheumatoid factor (RF) positive and negative patients

	FCGR3B CN	RF negative, N (frequency)	RF positive, N (frequency)	OR (95% CI)	p Value
New Zealand (RA)	<2	14 (0.156)	41 (0.094)	0.56 (0.29 to 1.08)	0.08
	2	76 (0.844)	396 (0.896)	1.00
UK RA	<2	10 (0.115)	5 (0.034)	0.27 (0.09 to 0.82)	0.02
	2	77 (0.885)	142 (0.966)	1.00
Dutch RA	<2	16 (0.112)	64 (0.124)	1.13 (0.63 to 2.02)	0.69
	2	127 (0.888)	451 (0.876)	1.00
Combined RA^*	<2	40 (0.125)	110 (0.100)	0.78 (0.53 to 1.14)	0.20
	2	280 (0.875)	989 (0.900)	1.00

p=0.055, Breslow–Day.

CN, copy number; RA, rheumatoid arthritis.