Table 2 Eligibility criteria for outpatient arthroplasty

Gabor, 2020

Not currently on chronic anticoagulation

Assigned to SDD protocol but were not SDD (discharged before midnight on the day of surgery)

No active coronary artery disease or active arrhythmias

Those who completed only one or neither of the preoperative or 12-week postoperative outcome surveys

No active liver disease

No moderate or severe obstructive sleep apnoea, blood haemoglobin (greater/equal to)12 g/dL, BMI ≤ 40 kg/m²

Can ambulate independently

Patients willing to undergo pre-operative education and had support organised for discharge criteria

Goyal, 2016

Primary THA without acute hip fracture or prior hardware that would be removed at the time of surgery

Revision THA or THA

Unilateral THA

Preoperative BMI ≥ 40 kg/m²

Preoperative BMI < 40 kg/m²

Age ≥ 75 years at the time of surgery

Age < 75 years

Preoperative haemoglobin ≤ 10 g/dL if preoperative haemoglobin data were available

Preoperative Haemoglobin > 10 g/dL

History of cardiopulmonary disease requiring acute inpatient monitoring

Preoperative ambulatory status requires the use of a walker or wheelchair

Chronic preoperative opioid medication uses or opioid addiction

Limited or no assistance available at home after discharge from the hospital

Any other condition or circumstance that would preclude rapid discharge from the hospital

Gauthier-Kwan, 2018

Patients undergoing primary TKA for end-stage osteoarthritis of the knee

Not Reported

ASA score ≤ 3 with a stable medical profile

BMI < 45 kg/m²

Husted, 2020

Does not suffer from sleep apnoea and had an ASA score of < 3

Patients not fulfilling discharge on the DOS

Patients who were operated on as 1st or 2nd in the surgical theatre

Kolisek, 2009

Discharge within 23 h of the procedure

History of diabetes, myocardial infarction, stroke, congestive heart failure, venous thromboembolism, cardiac arrhythmia, respiratory failure, or chronic pain requiring regular opioid medications

Rosinsky, 2020

Patient decision for outpatient preference

Not reported

Hip OA which impaired ADLs and was refractory for minimum 3 months of conservative treatment

No significant comorbidities

Zomar, 2021

18–75 years

BMI > 40

Undergoing unilateral primary THA via direct approach

Unable to ambulate 10 m without gait aid before surgery

Single surgeon

Undergone ipsilateral TKA

Requiring surgery for the treatment of OA

Comorbidities of the lower extremities affecting gait