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目的了解2014-2015学年湖南省中小学生营养状况。方法采用多阶段抽样对湖南省2014-2015学年中小学生营养状况进行监测和健康体检,并进行统计描述和分析结果 64 524名中小学生中,营养不良检出率14.87%,其中以中重度消瘦(36.75%)为主,营养不良检出率男生高于女生(χ~2=236.37,P<0.05),小学4~6年级高于小学1~3年级和初中(χ~2=93.44,P<0.05);营养过剩检出率为13.24%,超重(8.2%)高于肥胖(5.0%),女生低于男生(χ~2=198.33,P<0.05),小学1~3年级高于小学4~6年级和初中(χ~2=370.81,P<0.05)。结论湖南省中小学生营养不良和超重肥胖同时存在,检出率较高,政府采取健康教育干预和综合防治措施,改善中小学生营养现状。
Objective To understand the nutritional status of primary and secondary school students in Hunan Province during 2014-2015 school year. Methods The multi-stage sampling was used to monitor the nutritional status of primary and secondary school students in Hunan Province during the 2014-2015 school year. The results of the statistical analysis and the analysis of the results showed that among 64 524 primary and secondary school students, the malnutrition rate was 14.87% The prevalence of malnutrition in boys was higher than that in girls (χ ~ 2 = 236.37, P <0.05). The grades from grade 4 to 6 in primary school were higher than those in grade 1 to 3 and junior high school (χ ~ 2 = 93.44, P < 0.05). The detection rate of overnutrition was 13.24%, that of overweight (8.2%) was higher than that of obesity (5.0%), girls were lower than boys (χ ~ 2 = 198.33, P <0.05) ~ Grade 6 and junior high school (χ ~ 2 = 370.81, P <0.05). Conclusion Malnutrition and overweight and obesity prevail in primary and secondary school students in Hunan Province, with a high detection rate. The government adopts health education interventions and comprehensive prevention and control measures to improve nutrition status of primary and secondary school students.