A Prospective, Randomized Trial Comparing Same Day Discharge and Overnight Hospital Stay Among Total Hip Arthroplasties Done by the Direct Anterior Approach

Inclusion criteria

• Primary THA without acute hip fracture or prior hardware that would need to be removed at the time of surgery
• Unilateral THA
• Pre-operative Body Mass Index (BMI) < 40 kg/m2
• Age < 75 years at time of surgery
• Pre-operative hemoglobin > 10 g/dL if pre-operative hemoglobin data is available
• No history of cardiopulmonary disease that would necessitate inpatient monitoring after surgery
• Pre-operative ambulatory status does not require the use of a walker or wheelchair
• No chronic pre-operative opioid medication use or opioid addiction
• Assistance available at home after discharge from hospital
• No other condition or circumstance that would preclude rapid discharge from the hospital after surgery
• Subject's English proficiency allows understanding of study and Informed Consent
• Subject consented to participate in this study

Exclusion criteria

• Revision THA
• Bilateral THA
• Pre-operative BMI ≥ 40 kg/m2
• Age ≥ 75 at time of surgery
• Pre-operative hemoglobin ≤ 10 g/dL if pre-operative hemoglobin data is available
• History of cardiopulmonary disease requiring acute inpatient monitoring
• Pre-operative ambulatory status requiring the use of a walker or wheelchair
• Chronic pre-operative opioid medication use or opioid addiction
• Limited or no assistance available at home after discharge from hospital
• Any other condition or circumstance that would preclude rapid discharge from the hospital
• Subject not proficient in English
• Subject did not consent to participate in this study