Four Michigan hospitals listed invalid POA codes for all diagnoses and all hospitalizations in the 2009 HCUP-ID dataset (black bars). Because an invalid POA code generates an error, invalid codes would be corrected by hospitals prior to final submission to payers.
UTI: Urinary Tract Infection; non-CAUTI: Non-catheter-associated Urinary Tract Infection; CAUTI: Catheter-associated Urinary Trad Infecton.
aHospital's rate of diagnosis calculated as the percentage of each hospital's adult discharges with the indicated diagnosis.