Table 5. The hazard ratio of various autoimmune diseases for dermatomyositis in multivariable analyses.

Variables	HRa (95% CI)	p
UC	6.19 (1.77–21.59)	0.004
RA	6.30 (1.71–23.22)	0.006
SLE	13.76 (2.96–64.10)	0.001
SSc	6.45 (1.32–31.59)	0.021

^aHazard ratio, adjusted for age, sex, UC, RA, SLE, and SSc.