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. Author manuscript; available in PMC: 2013 Sep 1.
Published in final edited form as: Arch Intern Med. 2010 May 10;170(9):779–783. doi: 10.1001/archinternmed.2010.51

Table 4.

Univariate predictors of inpatient PPI use

PPI prescribed PPI not prescribed P value
N 458 484
Age 66.0 yrs 60.8 yrs <0.0001
Length of stay 6.8 days 5.8 days 0.006
Gender
 Male 253 (46%) 294 (54%) 0.09
 Female 205 (52%) 190 (48%)
History of GERD 109/458 (24%) 27/484 (6%) <0.0001
History of PUD/UGIB 51/458 (11%) 15/484 (3%) 0.0003
Outpatient meds
 PPI 326/458 (71%) 15/484 (3%) <0.0001
 Aspirin 183/458 (40%) 151/484 (31%) 0.005
 Clopidogrel 37/458 (8%) 21/484 (4%) 0.02
 NSAID 24/458 (5%) 23/484 (5%) 0.73
 Glucocorticoid 45/458 (10%) 14/484 (3%) <0.0001