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Table 1 Descriptive statistics by summary measures of SF-36 v.2, PDSD, 2008

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

    PCS - Physical component MCS - Mental component
Variables N % Mean Min Max Median Mean Min Max Median
Sex
Male 5,255 42.3 50.7 2.4 69.6 54.8 52.9 -1.1 76.0 55.3
Female 7,168 57.7 48.3 5.0 74.7 51.3 49.7 2.5 76.9 52.3
Age groups (years)
18-39 3,973 32.0 54.3 12.7 74.7 57.1 52.1 2.5 75.4 54.5
40-64 6,132 49.4 48.9 5.0 71.0 51.9 50.8 -1.1 76.9 53.4
≥ 65 2,318 18.7 41.8 2.4 63.9 42.1 50.1 5.0 76.5 52.6
Years of schooling*
0 1,904 16.5 43.2 2.4 68.4 43.5 48.1 7.2 76.0 50.1
1-4 3,592 31.1 47.5 6.3 71.0 50.2 50.7 5.0 74.9 53.2
5-8 2,529 21.9 50.9 5.0 74.7 54.5 51.2 -1.1 76.5 53.8
9-11 2,408 20.9 53.1 11.0 69.8 56.3 52.8 2.5 74.4 55.3
≥ 12 1,109 9.6 53.0 18.9 70.7 56.0 53.1 3.6 73.6 55.3
Race/color (self-atributed)*
White 5,868 48.7 49.4 2.4 74.7 53.0 51.2 2.9 76.0 53.8
Brown 4,801 39.8 49.3 5.0 72.5 52.7 51.0 -1.1 76.9 53.8
Black 1,389 11.5 49.2 8.6 67.3 52.7 50.9 8.0 74.3 53.2
Number of chronic conditions
0 4,554 36.7 54.9 9.7 71.0 57.5 54.0 5.9 76.9 55.9
1 3,035 24.4 50.3 8.6 74.7 53.4 52.1 2.5 74.4 54.0
2 1,996 16.1 46.4 2.4 70.7 48.3 50.4 3.6 76.5 53.0
≥ 3 2,837 22.8 41.3 6.3 69.8 41.3 45.7 -1.1 75.5 47.4
Total 12,423 100.0 49.3 2.4 74.7 52.9 51.1 -1.1 76.9 53.7
  1. (*) Missing values: years of schooling = 881; race/color (self-atributed) = 365.