progression of renal insufficiency , as measured by regression analysis of the reciprocal of serum creatinine versus time and expressed as clearance loss per year , was more rapid in the aan patients who were found positive for napap ( 6.9 +/- 5.5 ml/min/year ) than in the aan patients who were found negative ( 4.1 +/- 11.0 ml/min/year ) or in control patients with other renal diseases ( 5.1 +/- 14.9 ml/min/year ) .
C0035078
renal insufficiency
C0022658
renal diseases