百色市汉族中老年人体成分分析

Analysis of body composition in middle-aged and elderly people of Han notionality in Baise

目的测量百色市汉族中老年人身体成分的特点及肥胖发生率,为改善中老年人群健康提供科学依据。方法随机抽取344名(男性135名,女性209名)百色市汉族健康中老年人,年龄40~79岁。测量身高、体重,应用生物电阻抗法测定人体成分。用SPSS 24.0软件进行统计分析。结果百色市汉族中老年人体成分男女性别间存在差异,其中身高、体重、去脂体重、肌肉量、推定骨量、身体水分、蛋白质量随年龄增长而降低且男性高于女性(P<0.01);腰臀比男性>女性(P<0.01);脂肪量、皮下脂肪含量、体脂率正好相反,女性>男性(P<0.01);体重指数男女间差异无统计学意义(P>0.05)。男性BMI法超重和肥胖总体检出率分别是27.41%和12.59%,BFP法超重和肥胖总体检出率分别是19.26%和9.63%;女性BMI法超重和肥胖总体检出率分别是30.62%和3.83%,BFP法超重和肥胖总体检出率分别是34.45%和41.15%。体脂率法男总体检出率差异有统计学意义(P<0.01),体重指数与脂肪含量、身体水分呈正相关,和推荐骨量呈负相关。结论百色市汉族女性中老年超重、肥胖发生率较高,存在健康风险,需及早进行干预,采取有关措施保护中老年人健康。

Objective To evaluate the characteristics of body composition and the incidence of obesity in middle-aged and elder people of Han nationality in Baise,so as to provide scientific basis for improving the health of middle-aged and older people.Methods This study randomly selected a total of 344 healthy middle-aged and elderly Han people(135 males and 209 females,aged 40~79 years).Their height,weight and body composition were measured by the method of bioelectrical impedance.The software SPSS 24.0 was used for statistical analysis.Results There were differences in body composition between males and females of the middle-aged and elderly Han people of Baise.Their height,weight,fat-free weight,muscle mass,presumptive bone mass,body moisture and protein mass decreased with age and these indicators of males were higher than those females(P<0.01).The waist-hip ratio of males was higher than that of female(P<0.01).However,the females had higher fat content,subcutaneous fat content and body fat percentage than the males(P<0.01).There was no significant difference in BMI between males and females(P>0.05).In males,the total positive rate of overweight and that of obesity were 27.41%and 12.59%in the detection by BMI method,but 19.26%and 9.63%,respectively,in the detection by BFP method.In females,the above two indexes were 30.62%and 3.83%,respectively,by BMI method,but 34.45%and 41.15%,respectively by BFP method.For males,there was statistical difference in the overall positive rates in the detection by BFP method(P<0.01).BMI was positively correlated with fat content and body water,and negatively correlated with recommended bone mass.Conclusion The incidence of overweight and obesity in middle-aged and elderly women of Han nationality in Baise is high,with health risks.Early intervention and relevant measures should be implemented to protect the health of middle-aged and elderly.