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Table 2 QuickDASH-9 factor matrix

From: A modified QuickDASH-9 provides a valid outcome instrument for upper limb function

Stage 1 Calibration (n = 137) Factor Stage 2 Validation (n = 67)
Question # Item 1 1 Item Question #
2 Heavy chores .796 .850 Use knife 5
3 Carry bag .744 .828 Heavy chores 2
8 Limited in work .743 .790 Limited in work 8
1 Open jar .704 .782 Open jar 1
6 Forceful recreation .701 .769 Carry bag 3
5 Use knife .696 .749 Wash back 4
7 Socialize .667 .718 Forceful recreation 6
4 Wash back .645 .709 Socialize 7
9 Pain intensity .565 .648 Pain intensity 9
  1. Maximum likelihood extraction with suppression at 0.50. No varimax rotation as only 1-factor is extracted.