Brief Reports
Copyright ©The Author(s) 2000.
World J Gastroenterol. Aug 15, 2000; 6(4): 572-576
Published online Aug 15, 2000. doi: 10.3748/wjg.v6.i4.572
Table 2 The analysis between various drinking water factors and death rate due to liver cancer
Content PPMRegression aCoefficient bInterrelation coefficient r
Humic acid29.498578.63840.5981b
NO2-53.124975.97670.4232a
COD43.80980.42800.4881b
BOD45.05760.62310.4872b
DO191.8340-19.0087-0.7285b