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Table 1 Characteristics with pSS patients and healthy controls

From: B7-H3 participates in human salivary gland epithelial cells apoptosis through NF-κB pathway in primary Sjögren’s syndrome

Characteristics pSS patient
n = 99
Healthy
n = 68
Age (years) 49 (46–55) 46 (40.5–63)
Gender (male/female) 2/97 4/64
Disease duration (years) 0.5 (0–3) 0
ESSPRI 3 (2–4) NA
ESSDAI 4 (0–7) NA
Number of caries 4 (1–8) 0
Autoantibody positivity
Anti-SSA and/or anti-SSB 99 0
Rheumatoid factor (≥ 20) 2/3 NA
ESR (mm/h) 14 (0–24) NA
C3 mg% 0.77 (0.61–0.97) NA
C4 mg% 0.15 (0.13–0.22) NA
  1. Data are expressed as median (interquartile range) for continuous variables and as number for categorical variables
  2. pSS primary Sjögren’s syndrome, ESR erythrocyte sedimentation rate, ESSDAI EULAR primary Sjögren’s syndrome disease activity, ESSPRI EULAR primary Sjögren’s syndrome patient-reported indexes, C3 complement 3, C4 complement 4, NA not applicable