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Table 1 Characteristics of 57 patients with primary SS and 25 healthy volunteers (HV)

From: Clinical features of Sjögren’s syndrome patients with autoantibodies against interferons

 

SS (n = 57)

HV (n = 25)

Age, years (mean, ± SD)

53 (± 13)

48 (± 14)

Percent female

83%

60%

Unstimulated salivary flow, ml/15 min (mean, ± SD)

1.30 (± 2.30)

3.39 (± 3.39)

Focus scorea (mean, ± SD)

4 (± 4)

0 (± 1)

Schirmer’s test, mm/5 min (mean + SD)

5 (± 7)

14 (± 11)

Percent anti-Ro52 and anti-Ro60 seropositive

65%

0%

  1. aMinor salivary gland biopsy and focus score data was available for all subjects. A focus score of 1 or greater is needed to show histopathological evidence of Sjögren’s Syndrome