Association between Pre-pregnancy Body Mass Index and Offspring Neuropsychological Development from 1 to 24 Months of Age: A Birth Cohort Study in China.

Objective: To explore the interactions between pre-pregnancy body mass index (BMI) and age on offspring neuropsychological development from 1 to 24 months in China.

Methods: In this birth cohort study, a total of 2,253 mother-child pairs were enrolled in Tianjin, China, between July 2015 and May 2018. The China Developmental Scale for Children was used to assess developmental quotient (DQ) of children aged from 1 to 24 months.

Self-management Among Elderly Patients With Hypertension and Its Association With Individual and Social Environmental Factors in China.

Background: The hypertension control rate in China is much lower than that in developed countries. Self-management among elderly patients with hypertension can improve blood pressure control; thus, it is necessary to explore its association with individual and social environmental factors.

Objective: Our objective was to investigate self-management among elderly patients with hypertension in China and its association with individual and social environmental factors based on the social ecological model.

Effects of maternal folic acid supplementation during pregnancy on infant neurodevelopment at 1 month of age: a birth cohort study in China.

Purpose: This study aimed to explore effects of maternal folic acid (FA) supplementation during pregnancy on neurodevelopment in 1-month-old infants and to determine whether effects may be related to maternal circulating inflammatory cytokine concentrations.

Methods: This birth cohort study recruited 1186 mother-infant pairs in Tianjin, China, between July 2015 and July 2017. The women completed interviewer-administered questionnaires on their lifestyles and FA supplementation during pregnancy.

Periconceptional Folic Acid Supplementation in Chinese Women: A Cross-sectional Study.

Objective: To investigate the status of folic acid (FA) supplementation and determinants of its use in pregnant Chinese women.

Methods: In this cross-sectional study, questionnaires were used to collect information of participants and FA supplementation. Women were recruited between 6 and 12 weeks postpartum in Tianjin, China, between July 2015 and July 2016.

[A study on clinical applications of the PAV ventilation].

This article analyses the principle of the PAV, researches into its clinical applications, estimates its merits and demerits, and discusses the new ventilation mode in contrast with the old ones.

[Clinical applications of noninvasive positive pressure mechanical ventilation technology].

This article expounds the types, applicable diseases and medical departments of noninvasive positive pressure mechanical ventilators and the problems we should pay attention to while using them.