Association of Perceived Threat, Negative Emotions, and Self-Efficacy With Mental Health and Personal Protective Behavior Among Chinese Pregnant Women During the COVID-19 Pandemic: Cross-sectional Survey Study.

Background: COVID-19 is an emerging infectious disease that has created health care challenges worldwide. Pregnant women are particularly affected by this disease.

Objective: The aims of this study are to assess the levels of perceived threat (susceptibility, severity, impact), negative emotions (fear, worry), and self-efficacy of pregnant women in China related to COVID-19 and to examine their associations with mental health (depression and anxiety) and personal protective behavior (wearing a face mask).

The associations between psychological needs, health-related quality of life and subjective well-being among Chinese older people: A cross-sectional study.

The present study investigated the associations between the three psychological needs (autonomy, competence and relatedness) derived from the Self-determination Theory and well-being [health-related quality of life (HRQOL) and subjective well-being (SWB)] among older people in Hong Kong SAR, China. A cross-sectional study was conducted from May to August 2018 in Hong Kong. A total of 230 participants aged 60-year-old or above were recruited from eight community service centres.