Trial reportLasers in medical science2022
The effectiveness of high-intensity laser therapy on pain, range of motion, functional capacity, quality of life, and muscle strength in subacromial impingement syndrome: a 3-month follow-up, double-blinded, randomized, placebo-controlled trial.
Trial report in Lasers in medical science, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 3 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
14 citing papers in PubMed, 3 syntheses or guidelines pooled it, 27 citations in OpenAlex.
- The importance of power in photobiomodulation: a systematic review and meta-analysis of high-intensity laser therapy.Frontiers in integrative neuroscience · 2026Pooled it
- Effects of high-intensity laser therapy on subacromial impingement syndrome: a systematic review and meta-analysis.Lasers in medical science · 2024Pooled it
- Exercise therapy for tendinopathy: a mixed-methods evidence synthesis exploring feasibility, acceptability and effectiveness.Health technology assessment (Winchester, England) · 2023Pooled it
- Functional and ultrasonographic evaluation of high intensity laser therapy and Kinesio taping in stroke patients with hemiplegic shoulder pain: a randomized controlled trial.Lasers in medical science · 2026Trial
- High-intensity versus low-intensity laser acupuncture in chronic, non-specific low back pain: a double-blinded, randomized controlled trial.Frontiers in medicine · 2026Trial
- Effect of High-Intensity Laser Acupuncture on Muscle Performance, Pain, and Quality of Life in Patients with Chronic Nonspecific Low Back Pain: A Randomized Placebo-Controlled Trial.Journal of multidisciplinary healthcare · 2026Trial
- High-intensity versus low-level laser therapy in treatment of patients with subacromial impingement syndrome: a randomized, double-blind, controlled trial.Lasers in medical science · 2025Trial
- The effect of high-intensity laser therapy on pain and lower extremity function in patellofemoral pain syndrome: a single-blind randomized controlled trial.Lasers in medical science · 2024Trial
- High- and Low-Level Laser Therapy for the Treatment of Orthopedic Pain: A Systematic Review.Journal of lasers in medical sciences · 2025Review
- Photobiomodulation on shoulder and neck pain and disability: A comprehensive review.Lasers in medical science · 2024Review
- High-Intensity Laser Therapy in Pain Management of Knee Osteoarthritis.Biomedicines · 2024Review
- Efficacy of Interferential Current Therapy in Patients Diagnosed with Subacromial Impingement Syndrome.The Eurasian journal of medicine · 2023Article
- High-Intensity Laser Therapy for Musculoskeletal Disorders: A Systematic Review and Meta-Analysis of Randomized Clinical Trials.Journal of clinical medicine · 2023Review
- Utilization of the 1064 nm Wavelength in Photobiomodulation: A Systematic Review and Meta-Analysis.Journal of lasers in medical sciences · 2021Review
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
4 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The aim of this study was to perform a placebo-controlled assessment of the short- and long-term efficiency of high-intensity laser therapy (HILT) in treatment of subacromial impingement syndrome (SAIS). Sixty-three patients (32 in HILT + exercise and 31 in sham HILT + exercise group) who were diagnosed with SAIS were included. The assessments were performed before (baseline, 0) and after treatment (3rd week/12th week). Active range of motion (ROM) with goniometric measurement, pain with visual analog scale (VAS), shoulder function with Constant-Murley score (CMS), quality of life with SF-36 (short-form 36) health survey, muscle strength using isokinetic device (including peak torque level measurements at shoulder internal rotation (IR) and external rotation (ER) at 120, 180, and 210 degrees) were assessed. Significant improvements were determined in the assessments at the 3rd and 12th week controls in both HILT and control groups. In the comparison of the values of the groups (3rd/12th week), the HILT group had a statistically significant improvement compared with the placebo group; in the active shoulder flexion, IR, and ER ROM measurements; in VAS scores; in CMS activities of daily living, ROM, strength and total scores; in all the sub-parameters of SF-36; and in IR 120,180, 210 and ER 120,180 degree/s peak torque values of isokinetic measurements. In the comparison of both groups, HILT + exercise treatment is more effective in reducing pain and increasing the ROM, functioning, quality of life, and the muscular strength assessed with isokinetic in the short and long term.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.