Acute Postoperative Pain in Outpatient UKA

This study determined or observe the acute postoperative between outpatient UKA and inpatient UKA. We observe the acute post op. at at 0,1, and 2. The acute post op pain compeared between two groups.

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Key information

Conditions

Acute Post Operative Pain Neurologic Manifestations Pain Pain, Postoperative Pathologic Processes Pathological Conditions, Signs and Symptoms Postoperative Complications Signs and Symptoms

Age range

45 year–75 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Boonchana Pongcharoen, Pathum Thani, Changwat Pathum Thani, Thailand

About this study

The Oxford knee score, operative time, blood loss and moephine consumption also recored.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

age ≥ 50 years, range of movement ≥ 90°, varus deformity ≤ 10°, and flexion contracture ≤ 10°.

Exclusion criteria

age ≥ 75 years, ASA physical status score > 2, diagnosed obstructive sleep apnea, and intraoperative conversion to total knee arthroplasty due to full-thickness cartilage loss in the lateral compartment.

Treatment and study plan

Primary outcomes

acute postoperative pain

Time frame: at day 0 (day of surgery), day 1 and day 2

Vas for pain, 0 to 10

Secondary outcomes

Oxford knee score

Time frame: OKS at 6 weeks, 3 months, 1 year, 2 years

0 to 48 points

Sponsors and collaborators

Lead sponsor

Thammasat University

Other

Registry information

Official study title

Acute Postoperative Pain in Outpatient Versus Inpatient Unicompartmental Knee Arthroplasty: A Prospective Cohort Study

Acronym: Outpatient UKA

Important dates

Study start: 2022
Primary completion: 2024
Study completion: 2025
First posted: Jul 7, 2026
Registry last updated: Jul 7, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed