. 2015 Nov 25;55(4):640–648. doi: 10.1093/rheumatology/kev388

Table 3.

Univariate and multivariate models of association of MBDA score and CRP with SJC

Model	Variable	Regression coefficient	S.E.	LR Chi-square	P values
MBDA score, ordinal	Intercept	0.10	0.29	—	—
MBDA score, ordinal	MBDA score	0.45	0.16	8.11	0.004
CRP, ordinal	Intercept	0.36	0.33	—	—
CRP, ordinal	CRP	0.27	0.16	2.83	0.092
Multivariate, ordinal	Intercept	0.06	0.35	—	—
	MBDA score	0.43	0.19	5.32	0.021
	CRP	0.04	0.19	0.04	0.847
MBDA score, continuous	Intercept	−0.07	0.32	—	—
MBDA score, continuous	MBDA score	0.03	0.01	9.57	0.002
CRP, continuous	Intercept	0.74	0.18	—	—
CRP, continuous	CRP	0.61	0.55	1.30	0.255
Multivariate, continuous	Intercept	−0.14	0.32	—	—
	MBDA score	0.04	0.01	9.22	0.002
	CRP	−0.64	0.66	0.94	0.332

Models used negative binomial regression and were for patients with CRP ≤ 1.0 mg/dl (N = 184). LR: likelihood ratio. MBDA: multibiomarker disease activity.