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Table 4 Relationships between Handgrip Performance corrected for Body Weight, Self-Perceived Fatigue and Physical Functioning.

From: Handgrip performance in relation to self-perceived fatigue, physical functioning and circulating IL-6 in elderly persons without inflammation

  Grip Strength/kg body weight Grip Work/kg body weight
  Male Female All Male Female All
VAS-Fatigue -.41* -.31 -.36* -.55 -.50 -.35*
Mob-Tiredness scale .49* .43 .48 .42* .72 .48
WHOQOL F2.2 -.46* -.37 -.44 -.38 -.32 -.24
WHOQOL F2.4 -.57 -.50 -.55 -.57 -.79 -.40
Physical Functioning .67 .57* .65 .53 .68 .51
  1. Values represent Spearman's Rho Coefficients; *p < .05, p < .01, VAS-F = Visual Analogue Scale for Fatigue, WHOQOL = WHO Quality of Life Questionnaire (F2.2 = "How easily do you get tired?", F2.4 = "How much are you bothered by fatigue?", both scored on a 1-to-5 scale going from 'not at all' to 'extremely').