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Table 2 Cross-sectional fatigue measures, significant correlations at baseline.

From: A five-year prospective study of fatigue in primary Sjögren's syndrome

Correlating Spearman's rho
covariates FSS Fatigue VAS FACIT-F Vitality
Age    0.20*  
Mouth dryness VAS   0.31** -0.20* -0.20*
Pain VAS 0.32** 0.25** -0.48** -0.31**
Schirmer's test 0.18*    
ANA   -0.19*   
Mental health -0.19*   0.32** 0.24**
  1. N was 140 or 141 for the different comparisons. FACIT-F, vitality and mental health are negative scales (higher number means better health). *: P < 0.05; **: P < 0.01. Abbreviations: see Table 1.