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Effectiveness of a Workplace-Based Standing Exercise Program Performed at the Start and End of Work Shifts for Preventing Low Back Pain Among Healthcare Workers: A Cluster Randomized Controlled Trial

Basic Information

Recruitment status	Recruiting
Health condition(s) or Problem(s) studied	Low Back Pain
Date of first enrollment	10/04/2026
Target sample size	100
Countries of recruitment
Study type	Interventional
Intervention(s)	Intervention Group Participants perform a 10-minute standing exercise program daily (10 minutes at the start of the work shift). The program includes: Lumbar and lower limb stretching Controlled lumbar range of motion exercises Core muscle activation (abdominal bracing) Pelvic alignment control Hip hinge movement training Trunk rotation exercises

Outcome(s)

Primary Outcome	Low back pain intensity (Numeric Rating Scale) Low back pain-related disability (RDQ-24)
Secondary Outcome	Change in neck and upper limb symptoms measured by Neck Disability Index (NDI) from baseline to 6 months Prevalence of Shoulder stiffness Shoulder stiffness (Numeric Rating Scale) Headache frequency and intensity Prevalence of Low back pain Quality of life (SF-36 or EQ-5D) Work absenteeism

Key inclusion & exclusion criteria

Age minimum	>= 20age old
Age maximum	<= 65age old
Gender	Both
Include criteria	Nurses or care workers Working >20 hours/week Provided written informed consent
Exclude criteria	History of spine surgery Acute spinal disorders Severe neurological impairment Severe musculoskeletal disorders Pregnancy Inability to perform the intervention