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. 2010 Nov 24;10:727. doi: 10.1186/1471-2458-10-727

Table 1.

Association between health outcomes and GDP per capita

1936 to 1950 1951 to 1965 1966 to 1980 1981 and later All years All years
High income economies Low/Middle income

Coefficient t-stat Coefficient t-stat Coefficient t-stat Coefficient t-stat Coefficient t-stat Coefficient t-stat

MATERNAL MORTALITY RATIO

ln_gdp - 0.739 -3.09 - 1.205 -8.77 - 3.036 -17.01 - 1.095 -5.86 - 2.287 -48.5 - 1.910 - 42.70

Constant 11.707 5.78 14.913 12.27 31.588 18.8 12.602 6.85 24.552 57.11 20.130 - 54.80

INFANT MORTALITY RATE

ln_gdp - 0.284 -3.16 - 1.037 -32.24 - 1.604 -27.02 - 1.895 -30.45 - 1.575 -105.26 - 1.099 -29.05

Constant 6.613 8.75 12.686 44.67 17.929 32.1 20.509 33.51 17.495 129.54 12.803 41.92