Table 4 Linear regression model for MRI erosive progression

	B	95% CI for B		p Value	Std B
	B	Lower	Upper	p Value	Std B
RAMRIS erosion score at baseline	0.91	0.80	1.03	<0.001	0.83
RAMRIS bone marrow oedema score baseline	0.21	0.08	0.336	0.002	0.16
Sex	0.52	−0.70	1.72	0.40	0.031
Age	0.01	−0.029	0.049	0.61	0.020
Constant	0.46	−2.13	3.05	0.73

B, unstandardised β; CI, confidence interval; RAMRIS, rheumatoid arthritis magnetic resonance imaging score; Std B, standardised β.