Motion analysis of the wrist joints in Chinese rheumatoid arthritis patients: a cross-sectional study

Table 5 Results of the multivariable analysis of the association between factors and the ROM scores of the different wrist joint actions (degrees) (N = 102)

Factor	Wrist volar flexion ǂ (degrees)			Wrist dorsal flexion ǂ (degrees)			Wrist ulnar deviation ǂ (degrees)			Wrist radial deviation ǂ (degrees)
Factor	B(95% CI)	β	P	B(95% CI)	β	P	B(95% CI)	β	P	B(95% CI)	β	P
Education, years							6.11 (1.04, 11.18)	0.20	0.019
Income/person/month, Yuan	7.00 (2.75, 11.25)	0.28	0.001	4.10 (0.39, 7.82)
Employment status	5.30 (0.17, 10.42)	0.17	0.043				4.58 (0.83, 8.33)	0.20	0.017
Disease duration, years	−0.46 (−0.82, −0.10)	−0.21	0.012	−0.76 (−1.08, − 0.45)	−0.39	0.000	−0.56 (− 0.82, − 0.29)	−0.35	0.000
VAS pain	−0.23 (− 0.34, − 0.11)	−0.33	0.000	−0.18 (− 0.29, − 0.08)	−0.29	0.001	−0.17 (− 0.26, − 0.09)	−0.33	0.000
DAS28										−2.02 (−2.97, −1.08)	−0.39	0.000
Corticosteroids usage				−7.31(−12.79, − 1.84)	−0.21	0.009
R ²		0.34			0.40			0.37			0.15

ǂ Mean of right and left sides. VAS Visual analog scale, DAS28 Disease activity score in 28 joints, B Regression coefficient, 95% CI 95% confidence interval of B, β Standardized regression coefficient, R² R-squared

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