咖啡因对早产新生儿产后体重增加的剂量反应研究-一项回顾性队列研究
Ijaz Hussain1, Manoj Kumar1, Amin Ali2
1Department of Paediatrics & Child Health, Aga Khan University, Karachi, Pakistan.
概括
在早产新生儿中,较高的咖啡因剂量与减轻体重增加和增加副作用有关. 标准的咖啡因酸盐 (CC) 疗法比较高的剂量支持更好的生长,而高剂量可能具有代谢作用.
科学领域:
- 新生儿科学 新生儿科学
- 药理学 药理学是指药理学的学科.
- 儿科医学 儿科医学
背景情况:
- 在早产新生儿中,咖啡因酸盐 (CC) 的使用可能会导致增加能量消耗,尿路,自然尿路和其他副作用 (CC-APSEs).
- 这些CC-相关的潜在副作用 (CC-APSEs) 与这种脆弱人群的每日体重增加 (WG) 减少有关.
- 标准的CC疗法是5mg/kg/天,但有时使用更高的剂量,需要评估其影响.
研究的目的:
- 为了评估较高的咖啡因酸盐 (CC) 剂量对早产新生儿平均每日体重增加 (MD-WG) 的影响.
- 评估不同CC剂量水平的CC-相关潜在副作用 (CC-APSEs) 的发展.
- 为了比较标准CC剂量 (5毫克/公斤/天) 和更高剂量 (>5-7毫克/公斤/天和>7毫克/公斤/天) 之间的结果.
主要方法:
- 一项回顾性队列研究,涉及284名妊娠年龄≤36周的新生儿接受CC治疗.
- 参与者分为两个产后阶段进行分析:生命15-28天 (DOL) 和29-42 DOL.
- 新生儿根据每日CC剂量分为三组:I组 (5毫克/千克/天),II组 (>5-7毫克/千克/天) 和III组 (>7毫克/千克/天),I组作为比较标准.
主要成果:
- 在15-28 DOL期间,MD-WG在II组 (17.5 ± .49 g/kg/d) 和III组 (16.7 ± .71 g/kg/d) 与I组 (19.9 ± .88 g/kg/d) 相比显著较低.
- 在29-42 DOL期间,MD-WG在III组 (18.1 ± .39 g/kg/d) 与I组 (21.5 ± .42 g/kg/d) 相比仍然明显较低,而II组与I组相比相当.
- 在15-28 DOL期间,第二组和第三组的CC-APSE显著更高,在29-42 DOL期间,第三组的CC-APSE显著更高.
结论:
- 与标准方案相比,较高的咖啡因酸盐剂量与早产新生儿产后体重增加的减少有关.
- 在较高剂量的情况下,增加的催化作用和CC-APSEs可能有助于观察到较低的体重增加.
- 优化CC剂量对于最大限度地增加体重和尽量减少早产婴儿的不良影响至关重要.
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