Table 2.

Etiology, severity, and stage of AKI in the cohort

AKI characteristics% (n)
AKI etiology
 Acute tubular necrosis/prerenal40 (42)
 Drug induced12 (13)
 Pregnancy associated (prior pregnancy)12 (13)
 Obstruction/mechanical5 (5)
 Unknown31 (32)
AKI severitya
 Duration from AKI to pregnancy, mo52±38
 Peak serum creatinine, mg/dl2.0±0.6
 AKI stage
  1: 1.5–1.9 times baseline13 (14)
  2: 2.0–2.9 times baseline64 (67)
  3: 3.0 or greater times baseline or initiation of RRT23 (24)
 RRT1 (1)
  • a Data are presented as mean±SD or percentage (n) unless otherwise indicated.