Early neonatal mortality, by place of delivery and by frequency of facility delivery in the cluster. J. LohelaTerhi M. R. CampbellOona GabryschSabine 2012 a<p>Scores: Malawi: no facility (0), substandard (1), reduced first level (2), full first level (3), reduced backup (4), full backup (5); Zambia: no facility (0), substandard (1), BEmOC-4 (2), BEmOC-2 (3), BEmOC (4), CEmOC (5).</p>b<p>test for trend of homogeneity of odds ratios over strata.</p>