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Table 4 Hypothesized and observed associations between SF-36 v.2 scales and rotated components. PDSD, 2008 (n = 12.423),

From: Psychometric evaluation of the SF-36 (v.2) questionnaire in a probability sample of Brazilian households: results of the survey Pesquisa Dimensões Sociais das Desigualdades (PDSD), Brazil, 2008

Scale Hypothesized associations Correlations with components Relative validity Variance explained
  Physical Mental Physical Mental Physical Mental Total Reliable
Physical functioning 0.85 0.17 0.77 0.12 0.83 0.02 0.60 0.63
Role physical 0.75 0.44 0.84 0.22 1.00 0.06 0.76 0.79
Bodily pain 0.73 0.38 0.62 0.40 0.55 0.21 0.55 0.66
General health 0.66 0.48 0.49 0.59 0.34 0.44 0.59 0.74
Vitality 0.44 0.73 0.28 0.85 0.11 0.91 0.80 1.00
Social functioning 0.52 0.68 0.63 0.49 0.56 0.30 0.64 0.87
Role emotional 0.44 0.72 0.75 0.29 0.80 0.11 0.65 0.69
Mental health 0.23 0.85 0.16 0.89 0.03 1.00 0.82 1.00