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. 2017 May 30;14(5):e1002306. doi: 10.1371/journal.pmed.1002306

Table 2. Results from longitudinal fixed-effects Poisson regression of mortality from ambulatory-care-sensitive conditions in black/pardo and white populations.

Variable Black/pardo group White group
RR or N 95% CI RR or N 95% CI
ESF coverage 0.846*** 0.796, 0.899 0.932** 0.892, 0.974
Year 0.966*** 0.954, 0.979 0.971*** 0.963, 0.979
Bolsa Família coverage 0.873* 0.784, 0.973 0.895 0.799, 1.002
Illiteracy rate 0.940 0.757, 1.168 0.905 0.796, 1.029
Poverty rate 1.592* 1.053, 2.407 1.149 0.849, 1.555
Urbanisation rate 1.135 0.697, 1.848 0.839 0.585, 1.204
Public healthcare spending 1.009 1.000, 1.019 1.002 0.991, 1.013
Public hospital beds 1.001 0.941, 1.065 1.013 0.960, 1.069
Private hospital beds 1.193 0.913, 1.561 1.088 0.922, 1.284
Private healthcare insurance 0.831** 0.744, 0.928 0.900* 0.827, 0.979
GDP 0.846** 0.759, 0.944 0.853*** 0.781, 0.932
Private healthcare insurance × GDP 0.953*** 0.934, 0.972 0.974** 0.959, 0.990
N observations 22,384 22,694
N municipalities 1,599 1,621

Exponentiated coefficients:

* p < 0.05,

** p < 0.01,

*** p < 0.001.

The study period was from 2000 to 2013. Robust standard errors were employed. ESF coverage is a 2-y average of within-year municipal ESF coverage and coverage in the year before. Year is a continuous variable and is interpreted as the underlying annual change in mortality rate during the study period. ESF coverage, Bolsa Família coverage, poverty rate, and urbanisation rate are all expressed as percentages and are scaled so a one-unit increase represents a 100% increase. Private healthcare insurance is also expressed as a percentage, but is log-transformed. Illiteracy rate is the illiteracy rate of those aged 25 y and over and is log-transformed. Public healthcare spending is expressed as hundreds of Brazilian reais per person, as is GDP, although GDP is log-transformed. Public and private hospital beds are expressed per 1,000 municipal inhabitants. Some municipalities and/or year observations are not included for a racial group due to there being no deaths from ambulatory-care-sensitive conditions for that racial group.

95% CI, 95% confidence interval; ESF, Estratégia de Saúde da Família; GDP, gross domestic product; RR, rate ratio.