马玉霞,张兵,王惠君,杜文雯,苏畅,张继国,张极,翟凤英.1991--2009年中国9省区50~79岁中老年居民维生素C摄人状况及变化趋势[J].Chinese journal of Epidemiology,2012,33(5):496-500 |
1991--2009年中国9省区50~79岁中老年居民维生素C摄人状况及变化趋势 |
Trend on vitamin C intake among Chinese population aged 50-79 years in 9 provinces from 1991 to 2009 |
Received:November 10, 2011 |
DOI: |
KeyWord: 维生素C 成年人 趋势 |
English Key Word: Vtamin C Adults Trends |
FundProject:美国北卡罗莱纳人学、美同嗣立卫生研究院资助(ROt—HD30880,DK056350.R01一HD38700) |
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Abstract: |
目的分析中国9省区50一79岁中老年居民的维生素c摄入状况及变化趋势。方法利用“中国居民健康与营养调查”项目中连续3天24/1时个人膳食回顾调查的数据,分析1991、1993、1997、2000、2004、2006和2009年中国9省区50~79岁健康中老年居民维生素C摄人状况及其变化趋势。结果7轮共调查50—79岁中老年人24 321人,其中男性ll 739人(48。3%),女性12 582人(51。7%)。农村居民平均维生素c摄人量均高于同年份的城市居民,1991--2009年城市男女性中老年居民维生素c摄入量分别增加了8。7mg和10。2 mg,而农村男女性该年龄人群分别下降了12。 1mg和11。8mg。农村居民来源于深色蔬菜的维生素c的摄入量男性下降15。 1mg、女性下降13。9mg,而城市男女性居民同等来源的维生素C均有一个缓慢上升又缓慢下降的过程。来源于浅色蔬菜的维生素C的量基本保持平稳。除1997年外,中国南方地区中老年居民维生素C摄人量显著高于北方地区居民(P<0。01)。维生素c摄人量达到中国居民营养素膳食参考摄入量的比例分别为19。8%一30_4%(城市男性)、31。1%。43。9%(农村男性)、15。 9%~24。 9%(城市女性)、26。4%一38。1%(农村女性)。结论中国50—79岁城乡居民维生素C摄入量出现不同的变化规律,城乡居民维生素c摄入量的差异日益减小,蔬菜和水果的摄入量仍然不足。 |
English Abstract: |
Objective To analyze the uend of dietary vitamin C intake and its foodsources among Chinese population aged 50—79 years old in 9 provinces.from199l to 2009.Methods Data ontwenty.four-hour dietary recall from China Health and Nutrition Survey(1991,1993.1997. 2000.2004. 2006 and 2009)was used to identify the trends in vitamin C intake among Chinese population aged 50—79 years old.Results Totally,243 2l adults were assessed among7 round surveys.including lI 739 males(48.3%)and 12 582 females(51.7%).From 1991 to 2009.the intake of vitamin C was reduced by 12. 1mg and 11.8mg in mral male and female respectively:and the intake of vitamin C increased by 8.7mg and 10.2mg in urban males and females,respectively.Intake of vitamin C from the dark—color vegetables decreased by15. 1mg and 13.9mg in rural males and females.and it was increased first then decreased in both urban males and females.Vitamin C from the light.color vegetables kepts table during the l 8 years.The intake of vitamin C in the southern residents aged 50—79year-olds was significantly higher than that of the northern residents(except for 1997).The proportion that vitamin C intake reached to Chinese RNl were 19.8%一30 4%(urban males),31.I%—43.9%(rural males),15. 9%一24. 9%(urban females) and 26.4%一38.1%(ruralfemales)respectively.ConclusionThe present sialdy indicated that the changing of vitamin C intake was different between urban and ruralresidents aged 50—79.111e amount of vitamin C intake between urban and rural residents was gradually geaing closer.Howevgl-.the intake of vegetables and fruit was not sufficiency. |
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