Flow chart presenting number of eligible cases remaining at each step during cohort selection. Values in parentheses are the percentage of the previous step remaining. Abbreviations: SNF, skilled nursing facility; IRF, inpatient rehabilitation facility; HHA, home health agency.
* ‘Study period’ refers to the one-year prior to the index hospitalization through the 90 days post-discharge for each index hospitalization.
† Has a claim for IRF services starting within 3 days of index hospitalization discharge, a SNF claim starting within 8 days, or a HHA claim starting within 10 days.
‡ Sub-conditions of interest for stroke were hemorrhagic and ischemic strokes; for joint replacements were elective hip, non-elective hip, and knee replacements; and for hip fractures were femur neck fractures, femur fractures, and hip/femur procedures with complication.