Skip to main content

Table 3 Factor correlation matrix a

From: The General Health Questionnaire-28 (GHQ-28) as an outcome measurement in a randomized controlled trial in a Norwegian stroke population

Factor 1 2 3 4
1 1000  –0,380 –0,459 0,279
2 –0,380 1000 0,259 0,017
3 –0,459 0,254 1000 -0,157
4 0,279 0,017 -0,157 1000
  1. Extraction Method: Unweighted Least Squares. Rotation Method: Oblimin with Kaiser Normalization, Imputation 1
  2. aIf correlations between factors are > 0.3, oblique rotation is the recommended approach because it produces a clearer result than orthogonal