This indicator measures pressure ulcer rate in hospital discharges over 18 years of age

Discharges, among cases meeting the inclusion and exclusion rules for the denominator, with any secondary ICD-10-CM diagnosis code not present on admission for stage 3 or 4 (or unstageable) pressure ulcer (PI~D* ), in the absence of a secondary ICD-10-CM diagnosis code present on admission for deep tissue injury or unstageable pressure injury (DTI~EXD* ) at the same anatomic site secondary ICD-10-CM diagnosis code not present on admission for stage 3 or 4 (or unstageable) pressure ulcer (PI~D* ), in the absence of a secondary ICD-10-CM diagnosis code present on admission for deep tissue injury or unstageable pressure injury (DTI~EXD* ) at the same anatomic site.

Surgical or medical discharges for patients ages 18 years and older.

Exclude discharges: with length of stay of less than 3 days, with a principal ICD-10-CM diagnosis code for site-specific pressure ulcer stage 3 or 4 (or unstageable) or deep tissue injury at the same anatomic site ( PI~EXD *), with any ICD-10-CM diagnosis code for severe burns (≥20% body surface area) (BURNDX *), with any ICD-10-CM diagnosis code for exfoliative disorders of the skin (≥20% body surface area) (EXFOLIATXD *), with a principal ICD-10-CM diagnosis code assigned to MDC 14 Pregnancy, Childbirth & the Puerperium (Appendix O: MDC14PRINDX ), with a principal ICD-10-CM diagnosis code assigned to MDC 15 Newborns & Other Neonates with Conditions Originating in Perinatal Period (Appendix O: MDC15PRINDX ) with an ungroupable DRG (DRG=999), with missing gender (SEX=missing), age (AGE=missing), quarter (DQTR=missing), year , (YEAR=missing), or principal diagnosis (DX1=missing), with missing MDC (MDC=missing) when the user indicates that MDC is provided

qualityindicators.ahrq.gov/measures/PSI_TechSpec

qualityindicators.ahrq.gov/Downloads/Modules/PSI/V2024/TechSpecs/PSI03PressureUlcerRate.pdf