BLOOD CADMIUM IN LONDON CIVIL-SERVANTS

被引:23
作者
STAESSEN, J
YEOMAN, WB
FLETCHER, AE
MARKOWE, HLJ
MARMOT, MG
ROSE, G
SEMMENCE, A
SHIPLEY, MJ
BULPITT, CJ
机构
[1] UNIV COLL & MIDDLESEX SCH MED,DEPT COMMUNITY MED,LONDON WC1E 6EA,ENGLAND
[2] HAMMERSMITH HOSP,ROYAL POSTGRAD MED SCH,DEPT MED,DIV GERIATR MED,EPIDEMIOL RES UNIT,LONDON W12 0HS,ENGLAND
[3] DUDLEY RD GEN HOSP,REG LAB TOXICOL,BIRMINGHAM B18 7QH,W MIDLANDS,ENGLAND
[4] UNIV LONDON LONDON SCH HYG & TROP MED,DEPT EPIDEMIOL & POPULAT SCI,LONDON WC1E 7HT,ENGLAND
基金
英国医学研究理事会;
关键词
D O I
10.1093/ije/19.2.362
中图分类号
R1 [预防医学、卫生学];
学科分类号
1004 ; 120402 ;
摘要
Staessen J (Epidemiology Research Unit, Division of Geriatric Medicine, Department of Medicine, Royal Postgraduate Medical School, Hammersmith Hospital, London W12 OHS, UK), Yeoman W B, Fletcher A E, Markowe H L J, Marmot M G, Rose G, Semmence A, Shipley M J and Bulpitt C J. Blood cadmium in London civil servants. International Journal of Epidemiology 1990, 19: 362-366.Blood cadmium was measured in 466 randomly selected London civil servants not exposed to heavy metals at work. Blood cadmium ranged from 3.6 to 75.6 nmol/L (0.4 to 8.5μ g/L) with a geometric mean of 6.4 nmol/L (0.7 μg/L) in non-smokers and 13.6 nmol/L (1.5 μg/L) in smokers (p<0.001). Blood cadmium was higher in women than in men (9.5 versus 7.8 nmol/L) and was inversely correlated with employment grade (p<0.001). The associations with age, body weight and alcohol intake were not significant. After adjusting for gender and the number of cigarettes smoked per day, 36% of the variance of blood cadmium was explained, while the contribution of employment grade was not significant.There was an unexpected negative relationship between serum creatinine and blood cadmium in men (r = -0.16; p<0.01). This was not true in women (r= +0.03), but the correlation remained present in men after adjustment for age, body mass index and smoking. In contrast, in the two sexes, the correlations between blood pressure and blood cadmium were weak and not statistically significant.In conclusion, in unexposed subjects, gender and smoking are important determinants of blood cadmium. In addition, a low level of environmental exposure to cadmium is not associated with a deterioration of renal function or an increase in blood presssure. © 1990 International Epidemiological Association.
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页码:362 / 366
页数:5
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