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Abstract
Objective
Against the backdrop of the Chinese people’s growing demand for health, it is of great significance to explore the impact of sports participation on different psychological states among the population, as well as the specific mechanisms and theoretical adaptations under varying conditions of sports resources—such as the sports environment, facilities, and safety. Such an...
**ACADEMIC MODE**
**Methodology Check:**
The study employs a robust design using the CGSS dataset, a large-scale, nationally representative survey, which strengthens external validity. The use of instrumental variable methods to address endogeneity is commendable, as it helps isolate causal effects. However, the reliance on self-reported Likert scale measures for psychological states introduces potential response bias. The sample size (2,577) is adequate but not exceptionally large for a nationa...