What is the impact of interventions that prevent fetal mortality on the increase of preterm live births in the State of Sao Paulo, Brazil?

Table 2 Pearson correlation matrix among trends of preterm live birth characteristics, fertility rate and fetal mortality ratio. State of São Paulo. 2000–2010

Variables	Preterm live birth less than 36 weeks	% mothers lest than 4 prenatal appointments	% multiple gestation	% mothers less than 8 years schooling	Fertility rate of women of 35 years and over	Fetal mortality ratio
% mothers less than 4 prenatal appointments	−0.866
% multiple gestation	0.915	−0.886
% mothers less than 8 years schooling	−0.969	0.949	−0.950
fertility rate of women of 35 years and over	0.967	−0.925	0.948	−0.995
fetal mortality ratio	−0.953	0.969	−0.910	0.979	0.960
% live birth by cesarean	0.984	−0.922	0.941	−0.996	0.993	−0.971

ISSN: 1471-2393