Table 3.

Multivariable analyses –association between indicators of weakness and being classified as SS

Independent variable	Responses	OR	95% CI	p value
Weakness of hands	Yes	0.79	0.67 to 0.92	<0.01
Weakness of fingers	Yes	0.85	0.73 to 0.99	0.04
Weakness of shoulder/upper arms	Yes	0.86	0.73 to 1.01	0.07
Weakness of thighs	Yes	0.85	0.72 to 1.01	0.06
Cannot walk on heels	Yes	0.83	0.67 to 1.03	0.09
Cannot walk on toes	Yes	0.83	0.67 to 1.04	0.10

Abbreviations: CI, confidence interval; OR, odds ratio; SS, Sjögren’s syndrome.