patient report knee outcome measures

by Kellen Schoen 10 min read

Patient-reported outcome measures for the knee - PubMed

35 hours ago Abstract. In the past 20 years, there has been considerable growth in the number of knee instruments and rating scales designed to measure outcomes from the perspective of the patient. Only a few of these instruments have been evaluated for reliability, validity, and responsiveness. The purpose of this systematic review was to examine the psychometric evidence of patient … >> Go To The Portal


The Knee Injury and Osteoarthritis Outcome Score (KOOS) is a self-reported outcome measure assessing the patient's opinion about the health, symptoms, and functionality of their knee. It is a 42-item questionnaire, including 5 subscales: symptoms, pain, ADLs, sports/recreation, and quality of life.

Full Answer

How are scores scored on the scales of knee assessment scales?

Scores are transformed to a 0–100 scale, with zero representing extreme knee problems and 100 representing no knee problems as common in orthopaedic assessment scales and generic measures. Scores between 0 and 100 represent the percentage of total possible score achieved.

What is the questionnaire for knee pain?

It is a 42-item questionnaire, including 5 subscales: symptoms, pain, ADLs, sports/recreation, and quality of life. The maximum score a patient can achieve is 100, indicating no knee problems. The minimum score is zero, indicating severe knee problems.

What are the 5 components of the knee pain assessment?

It is a 42-item questionnaire, including 5 subscales: symptoms, pain, ADLs, sports/recreation, and quality of life. The maximum score a patient can achieve is 100, indicating no knee problems.

Can the IKDC be used as a general knee measure?

Although the IKDC can be used as a general knee measure, no instrument is currently universally applicable across the spectrum of knee disorders and patient groups. Clinicians and researchers looking to use a patient-based score for measurement of outcomes must consider the specific patient population in which it has been evaluated.

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What are patient reported outcome measure?

Patient-reported outcome measures (PROMs) are used to assess a patient's health status at a particular point in time. PROMs tools can be completed either during an illness or while treating a health condition. In some cases, using pre- and post-event PROMs can help measure the impact of an intervention.

How do you collect patient reported outcomes?

Strategies for Collecting High-Quality Patient-Reported OutcomesSet Clear Goals. ... Use Validated Questions When Possible. ... Avoid Multiple Interpretations of Questions. ... Keep It Short and Sweet. ... Ensure Patient Understanding. ... Choose the Best Method for the Target Population. ... Protect a Patient's Right to Refuse. ... Conclusion.

What are standard outcome measures?

Standardized outcome measures (SOMs) are tools used for measuring the changes in the patients' performance, function or participation over time. The national health policy has strongly recommended the routine use of outcome [1].

What is patient reported outcome data?

A patient-reported outcome (PRO) is "an outcome measure based on a report that comes directly from the patient (e.g., study subject) about the status of the patient's health condition without amendment or interpretation of the patient's response by a clinician or anyone else,” according to the National Health Council. ...

What is an example of a patient-reported outcome?

Health-Related Quality of Life Numerous generic health status measures, such as the Medical Outcomes Study Short Form SF-36 (and related measures) and the Sickness Impact Profile are classic examples.

What are examples of outcome measures?

Outcome Measures For example: The percentage of patients who died as a result of surgery (surgical mortality rates). The rate of surgical complications or hospital-acquired infections.

What is a good outcome measure?

Outcome variables should be collected at a rate that reflects the dynamic nature of change resulting from, for example, a physical or behavioral intervention. A trajectory of change may be linear or non-linear. Change in outcomes may be rapid early in treatment, then stabilize, and then show another shift.

How do you measure outcomes?

Designing and Measuring OutcomesDecide which outcomes are important. Think about what your goals are with your program. ... Figure out how you will know if you achieved your outcomes. In other words, set outcomes indicators. ... Design a measurement system or way to track your indicators.

What are the 3 types of measures for quality improvement?

Three Types of Measures Use a balanced set of measures for all improvement efforts: outcomes measures, process measures, and balancing measures.

What are two types of patient reported outcome measures?

There are two basic types: General health PROMs can be used to survey patients with any condition. They usually focus on general well-being, mental health and/or quality of life. Condition-specific PROMs usually concentrate on the symptoms of a particular disease.

Why do we use patient reported outcome measures?

The national Patient Reported Outcome Measures (PROMs) programme began in 2009. The purpose of PROMs is to collect information, from patients themselves, about how well the health service is treating them. PROMs allow us to understand the difference that healthcare interventions make to people's quality of life.

What are reported outcomes?

Patient-Reported Outcomes (PROs) are defined by the National Quality Forum as “any report of the status of a patient's health condition that comes directly from the patient, without interpretation of the patient's response by a clinician or anyone else.” Most healthcare organizations consistently measure things like ...

What is the KOOS score?

KOOS scores will have significant variation in individuals who are considered obese with BMI ranging from 35-66. (26) These individuals will have worse outcome scores in subscales regarding pain, activities of daily living, sport, and quality of life. (26 )

What are the limitations of Koos?

A limitation of KOOS is it doesn't account for history of knee injury, disease, or general health, and it does not account for age, sex, and activity level. (2) KOOS is sensitive in detecting clinical changes. (20)

What is a KOOS score?

The Knee Injury and Osteoarthritis Outcome Score (KOOS) is a knee-specific instrument, developed to assess the patients' opinion about their knee and associated problems. The KOOS evaluates both short-term and long-term consequences of knee injury. It holds 42 items in 5 separately scored subscales; Pain, other Symptoms, Function in daily living (ADL), Function in Sport and Recreation (Sport/Rec), and knee-related Quality of Life (QOL).It is an extension of the WOMAC Osteoarthritis Index .The Knee injury and Osteoarthritis Outcome Score (KOOS) is self-administered.The KOOS proved reliable, responsive to surgery and physical therapy, and valid for patients undergoing anterior cruciate ligament reconstruction. The KOOS meets basic criteria of outcome measures and can be used to evaluate the course of knee injury and treatment outcomes.

When was the Koos questionnaire developed?

Development. The KOOS questionnaire was developed in the 1990s as an instrument to assess the patient’s opinion about their knee and associated problems. Since the first publication in 1998, the psychometric properties of the KOOS have been assessed in more than twenty individual studies from all over the world.

Is the Koos instrument valid?

The KOOS has been validated in several different populations having surgical procedures due to knee complaints. To ensure the instrument being valid for both short-term and long-term consequences, validations have been carried out in different populations with varying diseases and durations and at varying ages and activity levels. Firstly, the American-English version was validated in subjects (age range 18–46) undergoing surgical reconstruction of the ACL .Secondly, the Swedish version was validated in subjects (age range 16–79) undergoing knee arthroscopy.. Thirdly, the KOOS was compared to the WOMAC in subjects meniscectomized 16 years previously (age range 38–76) with and without OA. Fourthly, a validation study was carried out in subjects (age range 43–86) treated with total knee replacement for OA. For patients on the waiting-list for total knee replacement for OA, content validity was assessed before surgery by asking the patients to rate the importance of improvement in each of the five KOOS subscales on a 5-point Likert-scale as extremely important, very important, moderately important, somewhat important, or not important at all. For each subscale examples of questions within the subscale were given. Over 90% reported that improvement in the four subscales Pain, Symptoms, Activities of Daily Living, and knee-related Quality of Life was extremely or very important when deciding to have their knee operated on. 51% reported that improvement in functions included in the subscale Sport and Recreation Function such as squatting, kneeling, jumping, turning/twisting and running was extremely or very important when deciding to have their knee operated on. Postoperatively, patients tended to start doing physical functions they did not do prior to the operation.

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