Skip to main content

Table 4 Correlationa between NFAS, COOP/WONCA, GHQ-20 and Work ability for the NFAS-4 and the NFAS-5 (N = 3325)

From: A randomised comparison of a four- and a five-point scale version of the Norwegian Function Assessment Scale

NFAS-4 Norwegian Function Assessment Scale COOP/WONCA GHQ-20 Work ability
N = 1620 Walk./stand. Hold./pick. Lift./carry. Sitting Manag. Coop./Comm. Senses Phys. fitness Feelings Overall health   
Walking/standing         0.46 0.30 0.58 0.36 0.50
Holding/picking up things 0.67        0.38 0.32 0.53 0.37 0.52
Lifting/carrying 0.65 0.69       0.40 0.33 0.54 0.39 0.50
Sitting 0.51 0.53 0.51      0.26 0.26 0.40 0.29 0.37
Managing 0.46 0.49 0.49 0.38     0.26 0.61 0.58 0.62 0.42
Cooperation/communication 0.37 0.40 0.39 0.26 0.66    0.26 0.42 0.45 0.46 0.34
Senses 0.25 0.26 0.27 0.22 0.24 0.33   0.11 0.16 0.20 0.18 0.20
Total scores 0.77 0.75 0.76 0.52 0.79 0.69 0.29 0.46 0.50 0.69 0.56 0.56
NFAS-5 Norwegian Function Assessment Scale COOP/WONCA GHQ-20 Work ability
N = 1705 Walk./stand. Hold./pick. Lift./carry. Sitting Manag. Coop./comm. Senses Phys. fitness Feelings Overall health   
Walking/standing         0.51 0.25 0.57 0.36 0.51
Holding/picking up things 0.73        0.41 0.27 0.54 0.37 0.56
Lifting/carrying 0.73 0.74       0.44 0.28 0.55 0.40 0.58
Sitting 0.59 0.60 0.63      0.34 0.24 0.43 0.32 0.41
Managing 0.51 0.54 0.54 0.48     0.29 0.56 0.59 0.61 0.46
Cooperation/communication 0.43 0.47 0.44 0.40 0.72    0.28 0.42 0.48 0.47 0.38
Senses 0.30 0.34 0.32 0.33 0.36 0.42   0.19 0.18 0.27 0.25 0.26
Total scores 0.76 0.76 0.76 0.60 0.83 0.76 0.38 0.45 0.46 0.67 0.55 0.57
  1. aSpearman's correlation
  2. For all correlation coefficients: p < 0.001.
  3. Bold numbers indicate apriori hypothesized associations with high correlation coefficients.