Table 1

Scores of the Multidimensional Fatigue Inventory and the Zung Depression Scale in patients with primary Sjögren’s syndrome, patients with rheumatoid arthritis, and healthy controls

Primary Sjögren syndrome (n=49)Rheumatoid arthritis (n=44)Controls (n=32)
General fatigue15.57 (4.3)* 12.93 (4.5) 8.16 (3.8)
Physical fatigue14.06 (4.4)* 12.45 (5.0)§ 6.47 (3.2)
Reduced activity11.32 (4.6) 11.48 (4.7) 6.72 (3.0)
Reduced motivation9.96 (4.0)9.27 (4.1)6.66 (2.4)
Mental fatigue10.31 (5.4)8.34 (4.0)6.53 (3.0)
Zung score61 (18)* 55 (19)§ 34 (12)
  • All values represent mean (SD) (depression used as a covariate). Primary SS v controls: *p⩽ 0.001 p⩽ 0.05. Primary SS v rheumatoid arthritis: no statistically significant differences. Rheumatoid arthritis v controls:p⩽ 0.001, §p⩽ 0.001