Death Rate among Surgical Inpatients with Serious Treatable Complications (PSI 04)

Surgical discharges, for patients ages 18 through 89 years or MDC 14 (pregnancy, childbirth, and puerperium), with all of the following:
• any-listed ICD-9-CM or ICD-10-PCS procedure codes for an operating room procedure; and
• the principal procedure occurring within 2 days of admission or an admission type of elective (ATYPE=3); and
• meet the inclusion and exclusion criteria for STRATUM_SHOCK (shock or cardiac arrest), STRATUM_SEPSIS (sepsis), STRATUM_PNEUMONIA (pneumonia), STRATUM_DVT (deep vein thrombosis or pulmonary embolism), or STRATUM_GI_HEM (gastrointestinal hemorrhage or acute ulcer)

STRATUM_SHOCK (shock or cardiac arrest)
• any secondary ICD-9-CM or ICD-10-CM diagnosis codes or any-listed ICD-9-CM or ICD-10-PCS procedure codes for shock or cardiac arrest

STRATUM_SEPSIS (sepsis)
• any secondary ICD-9-CM or ICD-10-CM diagnosis codes for sepsis.

STRATUM_PNEUMONIA (pneumonia)
• any secondary ICD-9-CM or ICD-10-CM diagnosis codes for pneumonia or pneumonitis.

STRATUM_DVT (deep vein thrombosis or pulmonary embolism)
• any secondary ICD-9-CM or ICD-10-CM diagnosis codes for deep vein thrombosis or pulmonary embolism.

STRATUM_GI_HEM (gastrointestinal hemorrhage or acute ulcer)
• any secondary ICD-9-CM or ICD-10-CM diagnosis codes for gastrointestinal hemorrhage or acute ulcer.

Surgical discharges are defined by specific MS-DRG codes and ICD-9-CM/ICD-10-PCS codes indicating “major operating room procedures.”