Using data from a regional medical follow-up network database of preterm infants born with gestational age (GA) <33 weeks, we found that low GA and deprived socioeconomic neighborhoods increased incidence of infection-related hospitalization during the first year of life. Respiratory tract infections rates were higher in extremely preterm infants.

中文翻译：

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胎龄小于 33 周的婴儿的胎龄、社会经济背景和感染相关住院率。

使用胎龄 (GA) < 33 周的早产儿区域医学随访网络数据库的数据，我们发现低 GA 和贫困的社会经济社区增加了出生后第一年感染相关住院的发生率。极早产儿的呼吸道感染率更高。