Breast Milk Enema and Meconium Evacuation Among Preterm Infants: A Randomized Clinical Trial.

Importance: Delayed meconium evacuation and delayed achievement of full enteral feeding among premature infants are associated with poor short- and long-term outcomes. Identifying a more effective and safer enema for meconium evacuation is imperative for improving neonatal care.

Objective: To examine whether breast milk enemas can shorten the time to complete meconium evacuation and achievement of full enteral feeding for preterm infants.

Sex-modified association between grip strength and mild cognitive impairment: a cross-sectional and follow-up study in rural China.

Background: The sex difference in the association between grip strength and mild cognitive impairment (MCI) remains controversial and unclear.

Methods: This is a part of a chronic disease cohort study conducted in rural areas, Fuxin, Liaoning Province, China. At the baseline survey, a total of 2633 participants aged 35- 85 were included in the cross-sectional study.