Table 2.

Use of preventive care

Overall (n = 421)Inpatient (n = 127)Outpatient (n = 294)P
Intravenous fluid use
Preprocedure84 (20)62 (49)22 (7)<0.01
Postprocedure91 (22)70 (55)21 (7)<0.01
Preprocedure and postprocedure70 (17)53 (42)17 (6)<0.01
N-acetylcysteine use73 (17)48 (38)25 (9)<0.01
Discontinuation of non-steroidal anti-inflammatoriesa0 (0)0 (0)(0) 0
Instructed to increase oral fluids74 (18)33 (26)41 (14)<0.01
Complied with increase in oral fluidsb59 (80)28 (82)31 (76)0.4
  • Data are n (%).

  • a n (%) of the 40 study patients taking nonsteroidal anti-inflammatories.

  • b n (%) of patients who were instructed to increase oral fluids.