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Table 3 Factor loading values

From: Urdu version of the neck disability index: a reliability and validity study

Items Factors 1 Factors 2
Pain Intensity 0.309 0.614a
Personal Care 0.744a 0.306
Lifting −0.087 0.856a
Reading 0.536 0.616a
Headache 0.768a 0.112
Concentration 0.657a 0.588
Work 0.455 0.667a
Driving 0.487 0.628a
Sleeping 0.808a 0.127
Recreation 0.744a 0.508
  1. aFactor loading ≥ 0.4