The Impact of Centralization of Obstetric Care Resources in Japan on the Perinatal Mortality Rate

Table 2

Regression results for the perinatal mortality rate and obstetric care resources.

	Non-standardized coefficient	Standardized coefficient	𝑡	𝑃
Total fertility rate	−1.126	−0.270	−1.550	0.129
Number of obstetricians	−0.240	−0.430	−2.536	0.015
Number of obstetric care facilities	0.290	0.333	1.831	0.074
Gini coefficient of obstetricians	1.187	0.220	1.178	0.246
Gini coefficient of obstetric care facilities	−3.391	−0.485	−2.620	0.012

𝑅²=0.286.
Adjusted 𝑅²=0.198.