Prognostic factors for inpatient functional recovery following total hip and knee arthroplasty: a systematic review

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Table 1. Eligibility criteria

Criteria	Inclusion	Exclusion
Population	Humans undergoing primary elective total hip or knee arthroplasty	Bilateral total hip or knee arthroplasty Unicompartmental knee arthroplasty Hip joint re-surfacing Arthroplasty performed secondary to fracture (trauma or pathological)
Context	Australian and international studies carried out in public and private hospital settings	Studies not carried out within a public or private hospital Articles not reporting primary research
Language	All languages	Studies where language translation was not possible. However, these studies were noted for completeness, prior to exclusion
Recency of publication	All date periods preceding the search date
Time period	Studies examining outcomes in the early postoperative period (≤ 2 weeks postoperatively)	Studies where the postoperative time point at which outcome measures were assessed is not specified or was > 2 weeks
Prognostic factors	Studies examining the relationship between 1 or more surgical or patient-related prognostic factors and functional performance or patient-reported outcome measures	Studies where the prognostic factors of interest pertained only to determining the efficacy of a treatment intervention, the specific properties of the prosthesis used or patient genetic, blood, or radiological markers
Outcomes	Studies examining at least 1 validated functional performance or patient reported outcome measure indicating postoperative functional recovery