The study aims to understand the current situation of bone health in the Gannan Tibetan primary school student population, to explore the relationship between nutrition, intestinal microorganisms and bone health, to analyze the main factors affecting bone health from the perspective of nutrition and intestinal microecology, and to provide theoretical basis for the promotion and improvement of bone health in Tibetan primary school students.
Study Type
OBSERVATIONAL
Enrollment
431
No Intervention
Lanzhou university
Lanzhou, Gansu, China
Dietary Characteristics
Dietary data were collected using a food frequency questionnaire (FFQ) to analyze dietary patterns and nutrient intake.
Time frame: Day 1
Bone density test
In this study, a peripheral dual-energy X-ray absorptiometry (EXA-PRESTO) was used to measure the bone density of the non-dominant forearm of the subjects.
Time frame: Day1
Fecal sample microbiological testing and analysis
This study entrusted Tianhao Gene Technology Co., Ltd. to perform the intestinal microbiome Accu16STM (16S rRNA absolute quantitative sequencing). The main research processes include DNA extraction, PCR amplification, library construction, and sequencing.
Time frame: Day 1
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