tokens: Patients who received the 100 mg / m ( 2 ) dosing and patients who had a history of hypertension also had a higher likelihood of developing nephrotoxicity : OR = 11 . 494 ( 95 % CI = 4 . 149 , 32 . 258 ; P < 0 . 0001 ) and OR = 3 . 219 ( 95 % CI = 1 . 228 , 8 . 439 ; P = 0 . 017 ) , respectively .