One possible approach would be to use a relative change in creatinine (e.g. threefold) as the primary criterion, with an absolute cutoff (e.g. 4 mg/dL or about 350 mcmol/L) as a secondary criterion when baseline creatinine is abnormal. Similar approaches have been used in the literature (25,26).
The combined sales tax rate for Charleston, SC is 8.5%. This is the total of state, county and city sales tax rates. The South Carolina state sales tax rate is currently 6%. The Berkeley County sales tax rate is 0%. Charleston sales tax rate is 1%.
Please let us know if any of our data is incorrect, and we will update our database as soon as possible. 1  Learn more about the South Carolina sales tax. 2  View South Carolina sales taxes by county. 3  North Charleston sales tax rate map (by SalesTaxHandbook)