Table 1

Description of the sample and multimorbidity frequency (Brazil 2013)

Variablesn%Multimorbidity
≥2≥3
%95% CI%95% CI
Sex
 Male25 92044.917.516.6 to 18.37.26.6 to 7.8
 Female34 28255.126.125.2 to 27.012.612.0 to 13.3
Age (in years)
 18 to 2914 32124.34.94.2 to 5.61.20.9 to 1.5
 30 to 3914 26921.010.69.6 to 11.52.82.3 to 3.3
 40 to 4911 40518.820.819.5 to 22.17.87.0 to 8.6
 50 to 59903016.832.931.2 to 34.615.514.3 to 16.8
 60 to 69623810.846.344.1 to 48.624.722.8 to 26.6
 70 to 7934415.752.249.2 to 55.230.928.0 to 33.9
 80 or more14982.652.848.6 to 57.030.626.5 to 34.7
Skin colour* 
 White24 10647.824.323.3 to 25.411.610.8 to 12.3
 Black56319.222.220.2 to 24.210.38.9 to 11.6
 Brown29 51241.719.818.9 to 20.68.68.1 to 9.2
Marital status
 Without partner25 68038.420.619.7 to 21.59.99.3 to 10.6
 With partner34 52261.623.222.4 to 24.110.49.7 to 11.0
Schooling (in years)
 0943413.933.231.4 to 35.016.314.9 to 17.7
 1–814 64925.730.028.6 to 31.416.114.9 to 17.2
 8–11921515.317.916.5 to 19.37.56.5 to 8.4
 ≥1226 90445.215.815.0 to 16.75.95.4 to 6.5
Wealth index (in quintiles)
 1° (high)10 15322.322.020.5 to 23.69.38.3 to 10.4
 2°11 53122.422.321.0 to 23.610.59.5 to 11.5
 3°11 62119.523.121.8 to 24.410.69.7 to 11.5
 4°14 38021.022.220.9 to 23.510.69.7 to 11.6
 5° (low)12 51714.721.319.9 to 22.79.98.9 to 10.9
Private health plan
 No43 83469.421.120.3 to 21.99.89.3 to 10.4
 Yes16 36830.624.823.5 to 26.111.010.1 to 12.0
Geographical area
 Urban49 24586.522.822.0 to 23.510.510.0 to 11.1
 Rural10 95713.518.617.2 to 20.08.07.1 to 8.8
State-level education
 High22 38237.224.723.7 to 25.711.710.9 to 12.4
 Middle19 51532.420.118.6 to 21.79.38.3 to 10.4
 Low18 30530.419.018.0 to 20.18.07.3 to 8.6
State-level income
 High21 68336.024.623.6 to 25.711.610.8 to 12.3
 Middle18 08730.021.820.2 to 23.310.59.5 to 11.6
 Low20 43233.918.217.2 to 19.27.56.9 to 8.1
Total60 202100.022.221.5 to 22.910.29.7 to 10.7