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Table 3 Reliability estimates for the three Peer Physical Examination Questionnaire (PPEQ) subscales using McDonald’s omega (ω)

From: A Mokken scale analysis of the peer physical examination questionnaire

Scale Omega total (ωt) Omega hierarchal (ωh)
Comfort 0.95 0.85
Concern 0.90 0.84
Professionalism & education 0.89 0.75