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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