Demographics Factors

pSS Patients

(n = 26)

Healthy Subjects

(n = 24)

Anti-Ro (+)

Anti-Ro (−)

Anti-Ro (+)

Anti-Ro (−)

Gender Male Female

0

14

0

12

0

0

0

24

Age, mean ± SD years

39.2 ± 12.9

48.6 ± 14.5

40 ± 11.8

42.6 ± 13.8

Xerostomia

++++

+

----

----

Xerophthalmia

++++

+

----

----

ANA positive

Anti-Ro/SSA positive antibodies, %

Anti-M3mAChR positive antibody, %

Anti-M3mAChR peptide IgG, mean ± SEM

14 (100)

14 (100)

14 (100)

1,450 ± 0.12*

2 (16)

0 (0)

0 (0)

0.077 ± 0.03

ND

ND

ND

ND

ND

ND

ND