For nab-P/C versus sb-P/C , the treatment difference in efficacy in patients with either level of renal impairment was comparable to the overall population but did not reach statistical significance , with an overall response rate of @ % versus @ % ( response rate ratio , @ ; P = @ ) in patients with mild renal impairment , and @ % versus @ % ( response rate ratio , @ ; P = @ ) in patients with moderate renal impairment .