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Table 6 The share of variance explained by first principal component analysis

From: Validation study of the Polish version of the Evidence-Based Practice Profile Questionnaire

Domain Kaiser criteriona The share of variance explained by the first principal component (%)
I. Relevance 7.82; 1.91 55.84
II. Sympathy 3.26; 1.13 46.57
III. Terminology 11.63; 0.95 68.41
IV. Practice 5.61; 0.72 62.30
V. Confidence 6.95; 1.00 63.18
  1. aeigenvalue of 1 and 2 factor, respectively