About this trial
Cleaning work, particularly in hospital settings, is an occupation that demands high physical load on both the musculoskeletal and cardiovascular systems. Hospital cleaning workers are at high risk for musculoskeletal disorders (MSDs) due to prolonged standing, heavy lifting, bending, pushing-pulling, and repetitive movements. This situation reduces employees' quality of life and leads to workforce loss and economic burden on the health system.
Despite this, the risk levels of cleaning workers are often not adequately assessed and preventive interventions remain limited. Therefore, the aim of this study is to examine the effect of the Posture Protection Program (POSKOP), developed for hospital cleaning workers, on musculoskeletal discomfort, ergonomic risk levels, and postural awareness.
The study is planned as a quasi-experimental design to be conducted with 60 cleaning staff working in two public hospitals. Ergonomic risk assessment will be performed using the Ovako Working Posture Analysis System (OWAS) and will be objectively analyzed through developed software.
The intervention program consists of multi-component elements such as training, individual observation, instant feedback, exercise practices, visual materials (posters and pocket cards), and digital reminders (WhatsApp messages). The intervention is expected to reduce employees' musculoskeletal discomfort levels and increase their ergonomic awareness.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
None
Disqualifiers
None
Trial design
Parallel
Treatments tested in this trial
Posture Protection Program
BehavioralStructured Posture Training Program designed to reduce musculoskeletal risk among hospital cleaning staff. The program includes ergonomic education, correct body mechanics training, safe patient handling and lifting techniques, and postural awareness exercises delivered through supervised sessions.
Treatment groups
Trial outcomes
Primary outcomes
Musculoskeletal disorders (Cornell Questionnaire)
Musculoskeletal disorders among hospital cleaning workers will be assessed using the Cornell Musculoskeletal Discomfort Questionnaire. Changes between baseline and post-intervention measurements will be analyzed to determine the effect of the posture protection program.
Secondary outcomes
Ergonomic risk level (OWAS)
The ergonomic risk levels of hospital cleaning workers will be assessed using the Ovako Working Posture Analysis System (OWAS). OWAS is a standardized ergonomic risk assessment method based on the observational analysis of working postures during tasks. Back, arm, and leg postures, as well as load handling conditions, will be evaluated and classified according to risk categories. OWAS scores range from 1 to 4, with higher scores indicating greater ergonomic risk levels.
Other outcomes
Postural awareness (PAFÖ)
Postural awareness of hospital cleaning workers will be assessed using the Postural Habits and Awareness Scale (PAFÖ). The scale evaluates participants' awareness and knowledge regarding correct body posture during daily work activities. Changes in postural awareness will be compared across measurement points to determine the effect of the posture protection program.
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Sponsors and contacts
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