Significant differences between median values of laboratory parameters were detected : triglycerides ( mg/dl ) : d4T40 = 19 ; d4T30 = -23 and TDF = -79 ( d4T40 versus TDF , P = 0.03 ) ; and total cholesterol ( mg/dl ) : d4t40 = 22 , d4T30 = -4 , and TDF = -28 ( d4T40 versus TDF , P = 0.04 ) .
