Retrospective Database Review at LTC and SNFs

Inclusion Criteria: * Were first treated by Wound Care Plus LLC during time periods from Jan 2019-Feb 2020 (standard of care cohort) and May 2021-Mar 2022 (Moleculight cohort) * Received at least one debridement, as indicated by CPT codes 11042, 11045, 97597, and/or 97598, during the study admission period * Were treated by a Wound Care Plus LLC provider for at least 4 calendar weeks during the study period * Were treated in a SNF or LTC setting during the study admission period * Were covered by Medicare of Missouri during the study admission period * Had at least one chronic ulcer with ICD-10 diagnosis codes L89, L97, L98, or L97/L98 in combination with E11 during the study admission period * MolecuLight cohort ONLY: at least one MolecuLight imaging procedure during the study admission period, indicated by CPT code 0598T Exclusion Criteria: * Did not receive at least one debridement, as indicated by CPT codes 11042, 11045, 97597, and/or 97598, during the study admission period * Received care from Wound Care Plus LLC for less than 4 calendar weeks during the study admission period * Were not treated in a SNF or LTC setting during the study admission period * Were not covered by Medicare of Missouri during the study admission period * Did not have a chronic ulcer with ICD-10 diagnosis codes L89, L97, L98, or L97/L98 in combination with E11 during the study admission period * MolecuLight cohort ONLY: did not receive a MolecuLight imaging procedure during the study admission period, indicated by CPT code 0598T