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Table 3 The relation between the dimensional structures of the items of the sections IV(a ) and V(b ) of the LFA within the population of clients during the WIA legislation (rows) and the WAO legislation (columns).

From: The dimensional structure of the functional abilities in cases of long-term sickness absence

  Scale WAO: serial number of the scale(c)(number of items)
Scale WIA (number of items) 1(8) 2(5) 3(7) 4(6) 5(2) 6(6) 7(2)
1. Use of the legs (9) 8(d)    1    
2. Grip of the hand (5)   5      
3. Use of the arms (6)    6     
4. Posture of the trunk/back (3)     3    
5. Use of the hand and fingers (7)    1    6  
6. Use of the neck (2)      2   
7. Movement of the trunk/back (4)     2    2
  1. (a) Section IV of the LFA: 27 items on dynamic movements.
  2. (b) Section V of the LFA: 9 items on static postures.
  3. (c) Scale WAO: serial number and title:
  4. 1. Use of the legs
  5. 2. Grip of the hand
  6. 3. Use of the arms
  7. 4. Bending or fixed posture of the trunk/back
  8. 5. Use of the neck
  9. 6. Use of the hand and fingers
  10. 7. Turning/reaching
  11. (d) The numbers in the table denote the number of items that are allocated to a specific combination of a WIA scale and a WAO scale, for example 8 out of 9 items of the WIA scale 'Use of the legs' were placed in scale with the same name on the basis of the WAO analysis.