Abstract
沈丹洋,张晓畅,殷召雪,李园,张普洪,马吉祥.中国六地区家庭主厨和家庭成员尿钠、尿钾和钠钾比及影响因素探究[J].Chinese journal of Epidemiology,2021,42(6):1056-1060
中国六地区家庭主厨和家庭成员尿钠、尿钾和钠钾比及影响因素探究
Urinary sodium, urine potassium and sodium-potassium ratio, and influencing factors of family cooks and family members in six regions of China
Received:September 26, 2020  
DOI:10.3760/cma.j.cn112338-20200926-01189
KeyWord: 尿钠  尿钾  钠钾比  影响因素
English Key Word: Urine sodium  Urine potassium  Sodium-potassium ratio  Influencing factors
FundProject:英国国立健康研究院资助中英减盐行动项目(16/136/77)
Author NameAffiliationE-mail
Shen Danyang Department of Chronic Diseases and Aging Health, Chinese Center for Disease Control and Prevention, Beijing 102206, China  
Zhang Xiaochang Department of Chronic Diseases and Aging Health, Chinese Center for Disease Control and Prevention, Beijing 102206, China  
Yin Zhaoxue Department of Chronic Diseases and Aging Health, Chinese Center for Disease Control and Prevention, Beijing 102206, China  
Li Yuan George Health Research Institute, Peking University Health Science Center, Beijing 100600, China  
Zhang Puhong George Health Research Institute, Peking University Health Science Center, Beijing 100600, China  
Ma Jixiang Shandong Provincial Center for Disease Control and Prevention, Ji'nan 250014, China majix@163.com 
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Abstract:
      目的 了解中国6地区家庭主厨及家庭成员24 h尿钠、尿钾及钠钾比水平现状。并探究其影响因素。方法 2018年采用多阶段随机抽样的方法随机抽取我国6地区共1 576名家庭主厨和家庭成员,进行调查问卷、体格测量及24 h尿液收集,检测24 h尿钠、尿钾水平。结果 排除不合格尿液样本后,共1 530人纳入本研究。本研究调查对象24 h尿钠值为(4.39±1.93)g,24 h尿钾值为(1.59±0.62)g,钠钾比值为5.02±2.18。对调查对象的24 h尿钠值、尿钾值及钠钾比分别进行多因素分析显示,24 h尿钠值与年龄、女性、初中及以上文化程度、家庭年总收入呈负相关(P<0.05),与自觉口味偏咸、BMI、SBP呈正相关(P<0.05);24 h尿钾值与几乎每天外出就餐呈负相关(P<0.05),与BMI、愿意减盐呈正相关(P<0.05);钠钾比值与年龄、女性、初中文化程度、家庭年总收入呈负相关(P<0.05),与自觉口味偏咸、SBP、每周3~5 d外出就餐呈正相关(P<0.05)。结论 我国6地区家庭主厨及家庭成员的24 h尿钠值及钠钾比值仍处于较高水平,而24 h尿钾值较低,它们的影响因素较多,需要对家庭主厨及家庭成员进行长期综合减盐干预。
English Abstract:
      Objective To investigate the sodium intake, potassium intake, sodium- potassium ratio and influencing factors of family cooks and members in six regions of China.Methods Using the multistage random sampling method, a total of 1 576 family cooks and their family members were recruited from 6 regions in China. Questionnaire survey and physical examination were conducted to collect basic information. 24 h urine was collected to test 24 h urinary sodium and potassium levels. Results After excluding unqualified urine samples, a total of 1 530 people were included in the study. For all participants, 24 h urine sodium value was (4.39±1.93) g, 24 h urine potassium value was (1.59±0.62) g and sodium-potassium ratio was 5.02±2.18. 24 h urinary sodium was negatively correlated with age, female, junior high school education or above, and annual family income (P<0.05), and positively correlated with perceived salty taste, BMI and SBP (P<0.05). The 24 h urine potassium value was negatively correlated with eating out almost everyday (P<0.05), but positively correlated with BMI and unwillingness to reduct salt (P<0.05). The sodium-potassium ratio was negatively correlated with age, female and junior high school education or above annual family income (P<0.05), and positively correlated with perceived salty taste, SBP and eating out 3-5 d/week (P<0.05). Conclusions The 24 h urinary sodium value and sodium potassium ratio of family cooks and family members in six regions of China are still at high level, while the 24 h urine potassium value is low, with multiple factors. Therefore, it is necessary to carry out long-term comprehensive salt reduction intervention for family cooks and their members.
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