While there were no differences in serum creatinine ( sCr ) or eGFR between groups at baseline , patients in the LS group had a greater increase in their relative eGFR ( 62 % vs. 12 % , p = 0.002 ) and a lower incidence of acute kidney injury ( AKI ) ( 28 % vs. 6 % , p = 0.01 ) during the first post-transplant week .