. Author manuscript; available in PMC: 2010 Dec 1.

Published in final edited form as: J Rheumatol. 2009 Nov 16;36(12):2724–2732. doi: 10.3899/jrheum.090295

Table 3.

Ethnic-specific associations with SF-36 and Scleroderma-HAQ scores in African American subjects.

	Variable	Direction of Association	p
(1) PCS	Illness behavior	−0.71	0.001
(2) MCS	HLA-DRB1*11	6.75	0.030
	Helplessness	−0.66	< 0.001
(3) SHAQ	RNA Polymerase III	0.97	0.003
	Topo-I	0.57	0.020
	Illness behavior	0.08	< 0.001

Illness behavior: scores from the illness behavior questionnaire (IBQ); RNA polymerase III: seropositive for anti-RNA polymerase III; Topo-I: seropositive for anti-topoisomerase antibody.