In multivariate analysis , renal events were significantly associated with the LPV/r arm -LSB- odds ratio ( OR ) @ , @ % confidence interval ( CI ) @ , @ ; P = @ -RSB- , baseline HIV-@ RNA ( OR @ , @ % CI @ , @ per @ log@ copies/ml higher ; P = @ ) and baseline creatinine clearance ( OR @ , @ % CI @-@ @ per @ ml/min higher ; P = @ ) .