The patients in the combination group exhibited significant improvements in the eGFR after nine months ( 90.16 28.78 vs. 80.46 22.73 mL/min .1.73 m ( 2 ) , p = 0.011 ) , while the patients in the MP group showed significant increases in the eGFR after six months of treatment ( 92.18 22.71 to 81.63 18.36 mL/min/1 .73 m ( 2 ) , p = 0.019 ) .