Immediate Effects of Proprioceptive Neuromuscular Facilitation Stretching Programs Compared With Passive Stretching Programs for Hamstring Flexibility: A Critically Appraised Topic

2017 ◽  
Vol 26 (6) ◽  
pp. 567-572 ◽  
Author(s):  
Kristian J. Hill ◽  
Kendall P. Robinson ◽  
Jennifer W. Cuchna ◽  
Matthew C. Hoch

Clinical Scenario:Increasing hamstring flexibility through clinical stretching interventions may be an effective means to prevent hamstring injuries. However the most effective method to increase hamstring flexibility has yet to be determined.Clinical Question:For a healthy individual, are proprioceptive neuromuscular facilitation (PNF) stretching programs more effective in immediately improving hamstring flexibility when compared with static stretching programs?Summary of Key Findings:A thorough literature search returned 195 possible studies; 5 studies met the inclusion criteria and were included. Current evidence supports the use of PNF stretching or static stretching programs for increasing hamstring flexibility. However, neither program demonstrated superior effectiveness when examining immediate increases in hamstring flexibility.Clinical Bottom Line:There were consistent findings from multiple low-quality studies that indicate there is no difference in the immediate improvements in hamstring flexibility when comparing PNF stretching programs to static stretching programs in physically active adults.Strength of Recommendation:Grade B evidence exists that PNF and static stretching programs equally increase hamstring flexibility immediately following the stretching program.

2017 ◽  
Vol 26 (4) ◽  
pp. 311-315
Author(s):  
Robert J. Bonser ◽  
Christy L. Hancock ◽  
Bethany L. Hansberger ◽  
Rick A. Loutsch ◽  
Eric K. Stanford ◽  
...  

Clinical Scenario:Hamstring tightness is a common condition leading to dysfunctional or restricted movement that is often treated with stretching. Neurodynamics has been proposed as an alternative to stretching by targeting the neural system rather than muscle tissue.Focused Clinical Question:In an active population, what is the effect of using neurodynamic sliders compared with stretching on traditional measures of range of motion (ROM)?Summary of Key Findings:The authors of a well-designed study found that neurodynamic sliders were more effective than static stretching, while the authors of 2 less-well-designed studies reported no difference with static stretching or that proprioceptive neuromuscular facilitation stretching was more effective than neurodynamic sliders.Clinical Bottom Line:Evidence exists to support the use of neurodynamic sliders to increase measures of hamstring ROM in patients who present with limited hamstring flexibility; however, the effectiveness of neurodynamic sliders compared with traditional stretching is inconclusive.Strength of Recommendation:Grade B evidence exists that neurodynamic sliders perform as well as traditional stretching techniques at increasing measures of hamstring ROM in patients with limited hamstring flexibility.


2015 ◽  
Vol 24 (1) ◽  
pp. 77-82 ◽  
Author(s):  
Megan N. Houston ◽  
Victoria E. Hodson ◽  
Kelda K.E. Adams ◽  
Johanna M. Hoch

Clinical Scenario:Hamstring tightness is common among physically active individuals. In addition to limiting range of motion and increasing the risk of muscle strain, hamstring tightness contributes to a variety of orthopedic conditions. Therefore, clinicians continue to identify effective methods to increase flexibility. Although hamstring tightness is typically treated with common stretching techniques such as static stretching and proprioceptive neuromuscular facilitation, it has been suggested that whole-body-vibration (WBV) training may improve hamstring flexibility.Clinical Question:Can WBV training, used in isolation or in combination with common stretching protocols or exercise, improve hamstring flexibility in physically active young adults?Summary of Key Findings:Of the included studies, 4 demonstrated statistically significant improvements in hamstring flexibility in the intervention group, and 1 study found minor improvements over time in the intervention group after treatment.Clinical Bottom Line:There is moderate evidence to support the use of WBV training to improve hamstring flexibility in physically active young adults.Strength of Recommendation:There is grade B evidence that WBV training improves hamstring flexibility in physically active adults. The Centre of Evidence Based Medicine recommends a grade of B for level 2 evidence with consistent findings.


2016 ◽  
Vol 25 (4) ◽  
pp. 404-410 ◽  
Author(s):  
Heidi Krueger ◽  
Shannon David

Clinical Scenario:There are 2 approaches available for surgical repair of the Achilles tendon: open or percutaneous. However, there is controversy over which repair is superior.Focused Clinical Question:Which type of surgery is better in providing the best overall patient outcome, open or percutaneous repair, in physically active men and women with acute Achilles tendon ruptures?Summary of Search, “Best Evidence” Appraised, and Key Findings:The literature was searched for studies of level 3 evidence or higher that investigated the effectiveness of open repair versus percutaneous repair on acute Achilles tendon ruptures in physically active men and women. The literature search resulted in 3 studies for possible inclusion. All 3 good-quality studies were included.Clinical Bottom Line:There is supporting evidence to indicate that percutaneous repair is the best option for Achilles tendon surgery when it comes to the physically active population. Percutaneous repair has faster surgery times, less risk of complications, and faster recovery times over having an open repair, although it is acknowledged that every patient has a different situation and best individual option may vary patient to patient.


2017 ◽  
Vol 26 (3) ◽  
pp. 290-294 ◽  
Author(s):  
Jeremy R. Hawkins ◽  
Kayla E. Gonzalez ◽  
Kristin J. Heumann

Clinical Scenario:Concussions are a prevalent topic in medicine. Concussion symptoms include headaches, dizziness, nausea, neuropsychiatric symptoms, and cognitive impairments, the persistence of which is referred to as postconcussion syndrome. Hyperbaric oxygen therapy (HBOT) has been proposed and evaluated as an additional treatment of these symptoms. HBOT is an innovative approach that has been considered by many but has received both criticism and acceptance.Clinical Question:Is HBOT an effective means of reducing symptoms for individuals suffering from postconcussion syndrome (persistence of symptoms for >3 mo)?Summary of Search:The literature was searched for studies that were relevant to the clinical question. Literature provided 5 level 1 studies that were relevant enough to be considered.Clinical Bottom Line:Based on the research that is available, the authors conclude that there is more evidence to refute the use of HBOT for postconcussion syndrome than to support it.Strength of Recommendation:Four studies disprove the use of HBOT; 1 study supported the use of HBOT. These 5 studies are the same level of evidence (level 1) and provide significant findings in their studies. The strength of this recommendation is a B according to the Centre for Evidence-Based Medicine.


2017 ◽  
Vol 26 (4) ◽  
pp. 316-323 ◽  
Author(s):  
Cody B. Bremner ◽  
William R. Holcomb ◽  
Christopher D. Brown ◽  
Melanie E. Perreault

Clinical Scenario:Orthopedic knee conditions are regularly treated in sports-medicine clinics. Rehabilitation protocols for these conditions are often designed to address the associated quadriceps strength deficits. Despite these efforts, patients with orthopedic knee conditions often fail to completely regain their quadriceps strength. Disinhibitory modalities have recently been suggested as a clinical tool that can be used to counteract the negative effects of arthrogenic muscle inhibition, which is believed to limit the effectiveness of therapeutic exercise. Neuromuscular electrical stimulation (NMES) is commonly accepted as a strengthening modality, but its ability to simultaneously serve as a disinhibitory treatment is not as well established.Clinical Question:Does NMES effectively enhance quadriceps voluntary activation in patients with orthopedic knee conditions?Summary of Key Findings:Four randomized controlled trials (RCTs) met the inclusion criteria and were included. Of those, 1 reported statistically significant improvements in quadriceps voluntary activation in the intervention group relative to a comparison group, but the statistical significance was not true for another study consisting of the same sample of participants with a different follow-up period. One study reported a trend in the NMES group, but the between-groups differences were not statistically significant in 3 of the 4 RCTs.Clinical Bottom Line:Current evidence does not support the use of NMES for the purpose of enhancing quadriceps voluntary activation in patients with orthopedic knee conditions.Strength of Recommendation:There is level B evidence that the use of NMES alone or in conjunction with therapeutic exercise does not enhance quadriceps voluntary activation in patients with orthopedic knee conditions (eg, anterior cruciate ligament injuries, osteoarthritis, total knee arthroplasty).


Author(s):  
Michael D. McAdie ◽  
Monica R. Lininger ◽  
Meghan Warren

Focused Clinical Question: In an individual who is physically active in recreation or sport, can the tuck jump assessment be reliably scored? Clinical Bottom Line: Current evidence regarding the reliability of the original tuck jump assessment and modified tuck jump assessment are conflicting.


2015 ◽  
Vol 24 (1) ◽  
pp. 68-71 ◽  
Author(s):  
Michael L. Gabriner ◽  
Brittany A. Braun ◽  
Megan N. Houston ◽  
Matthew C. Hoch

Clinical Scenario:Chronic ankle instability (CAI) is a condition commonly experienced by physically active individuals. It has been suggested that foot orthotics may increase a CAI patient’s postural control.Clinical Question:For patients with CAI, is there evidence to suggest that an orthotic intervention will help improve postural control?Summary of Key Findings:The literature was searched for studies of level 2 evidence or higher that investigated the effects of foot orthotics on postural control in patients with CAI. The search of the literature produced 5 possible studies for inclusion; 2 studies met the inclusion criteria and were included. One randomized controlled trial and 1 outcomes study were included. Foot orthotics appear to be effective at improving postural control in patients with CAI.Clinical Bottom Line:There is moderate evidence to support the use of foot orthotics in the treatment of CAI to help improve postural control.Strength of Recommendation:There is grade B evidence that foot orthotics help improve postural control in people with CAI. The Centre of Evidence Based Medicine recommends a grade of B for level 2 evidence with consistent findings.


2017 ◽  
Vol 26 (1) ◽  
pp. 94-100 ◽  
Author(s):  
Danielle M. DeBruyne ◽  
Marina M. Dewhurst ◽  
Katelyn M. Fischer ◽  
Michael S. Wojtanowski ◽  
Chris Durall

Clinical Scenario:Increasing the length of the muscle–tendon unit may prevent musculotendinous injury. Various methods have been proposed to increase muscle–tendon flexibility, including self-mobilization using foam rollers or roller massagers, although the effectiveness of these devices is uncertain. This review was conducted to determine if the use of foam rollers or roller massagers to improve hamstrings flexibility is supported by moderate- to high-quality evidence.Clinical Question:Are foam rollers or roller massagers effective for increasing hamstrings flexibility in asymptomatic physically active adults?Summary of Key Findings:The literature was searched for studies on the effects of using foam rollers or roller massagers to increase hamstrings flexibility in asymptomatic physically active adults. Four randomized controlled trials were included; 2 studies provided level 2 or 3 evidence regarding foam rollers and 2 studies provided level 2 or 3 evidence regarding roller massagers. Both roller-massager studies reported increases in hamstrings flexibility after treatment. Data from the foam-roller studies did not demonstrate a statistically significant increase in hamstrings flexibility, but 1 study did demonstrate a strong effect size.Clinical Bottom Line:The reviewed moderate-quality studies support the use of roller massagers but provide limited evidence on the effectiveness of foam rolling to increase hamstrings flexibility in asymptomatic physically active adults. Flexibility gains may be improved by a longer duration of treatment and administration by a trained therapist. Gains appear to decline rapidly postrolling. Neither device has been shown to confer a therapeutic benefit superior to static stretching, and the effectiveness of these devices for preventing injury is unknown.Strength of Recommendation:Grade B evidence supports the use of roller massagers to increase hamstrings flexibility in asymptomatic physically active adults.


2017 ◽  
Vol 26 (5) ◽  
pp. 452-458 ◽  
Author(s):  
Barton E. Anderson ◽  
Kellie C. Huxel Bliven

Clinical Scenario:Research has shown a link between poor core stability and chronic, nonspecific low back pain, with data to suggest that alterations in core muscle activation patterns, breathing patterns, lung function, and diaphragm mechanics may occur. Traditional treatment approaches for chronic, nonspecific low back pain focus on exercise and manual therapy interventions, however it is not clear whether breathing exercises are effective in treating back pain.Focused Clinical Question:In adults with chronic, nonspecific low back pain, are breathing exercises effective in reducing pain, improving respiratory function, and/or health related quality of life?Summary of Key Findings:Following a literature search, 3 studies were identified for inclusion in the review. All reviewed studies were critically appraised at level 2 evidence and reported improvements in either low back pain or quality of life following breathing program intervention.Clinical Bottom Line:Exercise programs were shown to be effective in improving lung function, reducing back pain, and improving quality of life. Breathing program frequencies ranged from daily to 2–3 times per week, with durations ranging from 4 to 8 weeks. Based on these results, athletic trainers and physical therapists caring for patients with chronic, nonspecific low back pain should consider the inclusion of breathing exercises for the treatment of back pain when such treatments align with the clinician’s own judgment and clinical expertise and the patient’s preferences and values.Strength of Recommendation:Grade B evidence exists to support the use of breathing exercises in the treatment of chronic, nonspecific low back pain.


2019 ◽  
Vol 24 (5) ◽  
pp. 186-192
Author(s):  
Jennifer F. Mullins ◽  
Arthur J. Nitz ◽  
Matthew C. Hoch

Clinical Scenario: Chronic ankle instability (CAI) and its associated recurrent sprains, feelings of instability, and decreased function occur in approximately 40% of individuals that suffer an ankle sprain. Despite these continued deficits, more effective treatment has yet to be established. Decreased sensorimotor function has been associated with CAI and may be amenable to dry needling treatment, thereby improving patient-reported outcomes (PROs). Focused Clinical Question: Does dry needling improve PROs in individuals with CAI? Summary of Key Findings: Two studies were identified that examined dry needling in participants with CAI. One of the two studies reported improvements in PROs (PEDro score 7/10) while the other study did not identify any changes (PEDro score 9/10). The inconsistent results were likely related to different treatment durations and follow-up timelines across the included evidence. Clinical Bottom Line: Based on the included studies, there is inconsistent evidence that dry needling can improve PROs in individuals with CAI. Strength of Recommendation: Utilizing the Strength of Recommendation Taxonomy (SORT) guidelines, level B evidence exists to recommend dry needling treatment to improve PROs for individuals with CAI.


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