Trends in prevalence of obesity and its association with hypertension across socioeconomic gradients in rural Yunnan Province, China.

"Declarations Ethics approval and consent to participateThis study was approved by the Ethics Committee at Kunming Medical University. And prior to taking part in the survey, we were informed that the study would define a proportion of participants as illiterate, and every participant signed an informed consent form. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding The data collection and analysis of this study was supported by grants from the National Natural Science Fund of China (grant numbers: 72064026), Major Union Specific Project Foundation of Yunnan Provincial Science and Technology Department and Kunming Medical University (2024), Yunnan Provincial Philosophy and Social Science Innovative Research Team (2023CX11), Program for Innovative Research Team of Yunnan Province (202005AE160002), and the Young and Middle-aged Academic and Technical Leaders Reserve Talented Person Project in Yunnan (202105AC160093). The funders had no role in the study design, decision to publish, or preparation of the manuscript."