Turkish Version of the Usefulness, Satisfaction, and Ease of Use Questionnaire (USE): Reliability and Validity

Trial statusNot yet recruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age18-65
SponsorHacettepe University

About this trial

In recent years, numerous technological products and devices have been developed in rehabilitation through advances in biomedical technology. These innovations support traditional rehabilitation services, offering more effective treatment methods and improving patients' adherence and participation. Increased compliance in treatment positively influences functional status, quality of life, and satisfaction. However, the diversity of biomedical products and the varying strength of their scientific foundations make it critical to evaluate them in terms of benefit, patient compliance, and usability. In physiotherapy and rehabilitation, objective tools for this purpose remain limited, which hinders accurate assessment of product effectiveness and the identification of improvements. Uncertainty regarding usability and ease of use may also result in inefficient utilization of resources.

Questionnaires provide cost-effective tools to capture users' opinions, reflecting strengths and weaknesses of a product without the need for measurement devices. The Usefulness, Satisfaction, and Ease of Use (USE) Questionnaire, developed by Arnold Lund in 2001, is a comprehensive 30-item scale scored on a 7-point Likert system. It evaluates usefulness, ease of use, ease of learning, and satisfaction, with items applicable across different products and services such as software, hardware, applications, or user support materials. Its multidimensional structure allows for the evaluation of usability in physiotherapy and rehabilitation technologies as well as in broader fields including robotics, social networking sites, diagnostic tools, and virtual reality.

Despite its wide use internationally, no validated Turkish version of the USE Questionnaire exists. Establishing a culturally adapted, valid, and reliable Turkish version will address this gap and provide clinicians and researchers with a standardized tool for usability assessment.

The aim of this study is to investigate the validity and reliability of the Turkish version of the USE Questionnaire.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Presence of back or neck pain lasting at least 3 months

Use of a supportive biomedical device in a rehabilitation program

Literacy

Age between 18 and 65

Disqualifiers

1. Malignant condition 2. Pregnancy 3. Loss of function due to neurological or systemic disease 4. Having undergone surgery in the last 6 months 5. Acute infection 6. Unhealed fracture 7. Withdrawal from any phase of the study 8. Light sensitivity

Trial population

patients with low back pain and neck pain

Trial design

Design model

Other

Time perspective

Cross-sectional

Treatments tested in this trial

  • back up, mollii-suit, compex, tens

    Device

    In order to be included in this study, individuals must have undergone at least one session of treatment with a biomedical device. In the validity and reliability study of the Turkish version of the questionnaire, permission was first obtained from the questionnaire's author via e-mail. The Usefulness, Satisfaction and Ease of Use Questionnaire (USE) was translated from English into Turkish by two independent translators: one was a physiotherapist with a doctoral degree, and the other a faculty member at Hacettepe University School of Foreign Languages. Both translators were native Turkish speakers, fluent in English, and had no personal or professional interaction with each other. They evaluated the original questionnaire in terms of meaning and grammar to produce the Turkish version of the Usefulness, Satisfaction and Ease of Use Questionnaire (USE). The independently translated Turkish versions of the questionnaire were then reviewed by an expert panel to reach consensus. This exp

Treatment groups

220 Participants
are divided into 1 treatment group
Group A: People with low back and neck pain1 intervention

Trial outcomes

Primary outcomes

1

Neck Disability Index

It was developed by Vernon and colleagues as a neck version of the Oswestry Back Pain Scale. The Turkish version was developed by Aslan and colleagues. The Neck Disability Questionnaire consists of a total of 10 questions related to pain, personal care, concentration, work, driving, and sleeping. Each question is scored on a scale of 0 to 5. The total score is evaluated out of 50.

Time frame
Baseline (Day 1)
2

Usefulness, Satisfaction, and Ease of Use Questionnaire

Developed by Arnold Lund in 2001, the Usefulness, Satisfaction, and Ease of Use Questionnaire (USE) is a comprehensive tool consisting of 30 items that assess various dimensions of usability. The questionnaire is scored on a 7-point Likert scale (1 = "Strongly Disagree"; 7 = "Strongly Agree") and includes a "None" option.

Time frame
Baseline (Day 1) and 3 days after initial assessment
3

Oswestry Disability Index

Developed by Fairbank et al. to assess the level of functional loss in individuals with back pain. The Turkish version was developed by Yakut et al. The scale consists of 10 questions related to pain intensity, self-care, lifting and carrying, walking, sitting, standing, sleeping, degree of pain change, travel, and social life. Each question is scored on a scale of 0 to 5. The total score is evaluated out of 100.

Time frame
Baseline (Day 1)
4

Quebec Assistive Technology User Satisfaction Survey

The Quebec Assistive Technology User Satisfaction Evaluation (Q-YTKMD) Questionnaire is a standardized questionnaire widely used to assess the satisfaction of individuals who use various assistive devices. The Q-YTKMD Questionnaire contains 12 items that inquire about satisfaction with assistive devices (8 items) and services (4 items). The validity and reliability of the Turkish version of the Q-YTKMD Survey have been established.

Time frame
Baseline (Day 1)

Secondary outcomes

1

Evaluation of the Benefit Level of Biomedical Devices

The benefit participants derive from the biomedical device used in the rehabilitation program process will be evaluated using the Visual Analog Scale (VAS). In the literature, the VAS has been used to assess the level of benefit provided by a product or service. Participants are asked to mark the level of benefit they have received on a horizontal line 10 cm long on a plane. The scale is marked as follows: "0: not beneficial at all" and "10: very beneficial." Scoring is based on measuring the level marked by the participant on the plane with a ruler.

Time frame
Baseline (Day 1)
2

Assessment of the Ease of Learning Biomedical Devices

GAS will be used to assess the ease of learning related to biomedical devices used in the rehabilitation program process. Participants are asked to mark their responses on a scale from "0: not easy to learn at all" to "10: very easy to learn." Scoring is based on measuring the level marked by the participant on a ruler.

Time frame
Baseline (Day 1)
3

Evaluation of the Ease of Use of Biomedical Devices

GAS will be used to evaluate the ease of use of biomedical devices used in the rehabilitation program process by participants. GAS has been used in the literature to evaluate the ease of use of a product or service . Participants are asked to mark their response on a scale from "0: not easy to use at all" to "10: very easy to use." The scoring is based on measuring the level marked by the participant on a ruler.

Time frame
Baseline (Day 1)
4

Pain Severity Assessment

Participants' pain intensity will be assessed using the Numerical Pain Scale (NAS). The NAS is a unidimensional measure that uses 11 numbers (ranging from 0 to 10) to measure pain intensity. The patient is asked to rate their pain on the scale, with 0 indicating no pain and 10 indicating the worst (unbearable) pain.

Time frame
Baseline (Day 1)

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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