Primary and secondary outcomes stratified by gestational age at birth.
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Data represents median, 25th–75th percentile and minimum-maximum or N (%), unless otherwise stated.BD = below detection limit.Counts below the detection limit were assigned the value 4.4 [log10(27,500)] for analysis.p-valuesS2-S1: Difference between sample 2 and sample 1.*Chi- square test was used to generate p values.
创建时间：
2015-12-02
