Table 2.

Multivariable Linear Regression Analysis of Disease Activity among African American Women in the Black Women’s Experiences Living with Lupus (BeWELL) Study, (2015–2017) (n=431).

Variable	Model 1		Model 2		Model 3		Model 4
	b	95% CI	b	95% CI	b	95% CI	b	(95% CI)
Vicarious Racism Stress	1.45	(0.17, 2.74)	1.92	(0.73, 3.11)	2.15	(1.04, 3.27)	1.80	(0.67, 2.92)
Age	0.02	(−0.06, 0.09)	0.02	(−0.05, 0.10)	−0.01	(−0.08, 0.06)	−0.01	(−0.08, 0.06)
Years Since Diagnosis	−0.04	(−0.13, 0.05)	−0.05	(−0.13, 0.03)	−0.08	(−0.16, 0.00)	−0.08	(−0.16, −0.01)
Education (ref: < High School)
High School			−1.09	(−4.02, 1.84)	−0.57	(−3.34, 2.20)	−0.32	(−3.07, 2.42)
Some College			0.17	(−2.47, 2.80)	−0.01	(−2.51, 2.49)	−0.17	(−2.65, 2.30)
≥ Bachelor’s Degree			−2.47	(−5.40, 0.47)	−1.96	(−4.77, 0.85)	−2.27	(−5.06, 0.52)
Work Status (ref: Full-Time)
Half-Time			−0.16	(−2.70, 2.38)	−0.55	(−2.96, 1.86)	−0.64	(−3.02, 1.75)
Out of Labor Force			1.24	(−2.41, 4.88)	1.55	(−1.91, 5.00)	1.73	(−1.69, 5.15)
Not Working			3.83	(1.76, 5.90)	2.31	(0.28, 4.34)	2.34	(0.33, 4.35)
Insurance Status (ref: Private)
Public			−0.58	(−2.61, 1.44)	−0.67	(−2.57, 1.22)	−0.47	(−2.35, 1.41)
None			−1.30	(−3.91, 1.31)	−0.96	(−3.42, 1.50)	−0.67	(−3.11, 1.77)
Income-to-Poverty Ratio			−1.05	(−1.58, −0.52)	−0.98	(−1.47, −0.48)	−0.94	(−1.43, −0.45)
Body Mass Indexa					0.11	(0.03, 0.20)	0.08	(0.00, 0.17)
Smoker: yes vs no					3.53	(1.60, 5.45)	3.19	(1.28, 5.11)
Steroids: yes vs no					1.85	(0.41, 3.28)	1.90	(0.48, 3.32)
Hydroxychloroquine: yes vs no					−1.21	(−2.74, 0.32)	−1.22	(−2.73, 0.30)
Other Immunosuppressants: yes vs no					−0.31	(−1.74, 1.11)	−0.32	(−1.72, 1.09)
SLE Organ Damage					0.85	(0.55, 1.14)	0.81	(0.52, 1.10)
Everyday Discrimination							1.14	(0.42, 1.86)

Note: CI, confidence interval.

^aWeight (kg)/height (m)²