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Pelvic floor muscle reflex activity during coughing – an exploratory and reliability study / Helena Luginbuehl in Annals of physical and rehabilitation medicine, Vol. 59, n°5-6 (December 2016)
[article]
Titre : Pelvic floor muscle reflex activity during coughing – an exploratory and reliability study Type de document : texte imprimé Auteurs : Helena Luginbuehl ; Jean-Pierre Baeyens ; Annette Kuhn ; [et al...] Année de publication : 2016 Article en page(s) : p. 302-307 Langues : Français (fre) Mots-clés : Cough Cross-sectional study Pelvic floor Reproducibility Stress urinary incontinence Résumé : Objectives
Activities that provoke stress urinary incontinence (SUI) rapidly increase the intra-abdominal pressure and the impact loading on the pelvic floor muscles (PFMs). Coughing can cause urinary leakage and is often used to test SUI. However, PFM characteristics during coughing, including their reliability, have not been investigated. Here, we used electromyography (EMG) to describe PFM pre-activity and reflexivity during coughing and examined the reliability of the measurements.
Methods
This was an exploratory and reliability study including 11 young healthy women to characterize EMG reflex activity in PFMs during coughing. We describe 6 variables, averaged over 3 coughs per subject, and tested their reliability (intraclass correlation coefficient 3,1 [ICC(3,1)] and ICC(3,k), related standard error of measurement (SEM) and minimal difference [MD]). The variables represented the mean EMG activity for PFMs during 30-ms time intervals of pre-activity (initial time point of coughing [T0] and minus 30ms) and reflex activity (T0–30, 30–60, 60–90, 90–120 and 120–150ms after T0) of stretch-reflex latency responses.
Results
The mean %EMG (normalized to maximal voluntary PFM contraction) for EMG variables was 35.1 to 52.2 and was significantly higher during coughing than for PFM activity at rest (mean 24.9±3.7%EMG; P<0.05). ICC(3,k) ranged from 0.67 to 0.91 (SEM 6.1–13.3%EMG and MD 16.7–36.8%EMG) and was higher than ICC(3,1) (range 0.40–0.77; SEM 9.0–18.0%EMG, MD 24.9–50.0%EMG).
Conclusions
PFM activity during reflex latency response time intervals during coughing was significantly higher than at rest, which suggests PFM pre-activity and reflex activity during coughing. Although we standardized coughing, EMG variables for PFM activity showed poor reliability [good to excellent ICC(3,k) and fair to excellent ICC(3,1) but high SEM and MD]. Therefore, coughing is expected to be heterogeneous, with low reliability, in clinical test situations. Potential crosstalk from other muscles involved in coughing could limit the interpretation of our results.Permalink : ./index.php?lvl=notice_display&id=47163
in Annals of physical and rehabilitation medicine > Vol. 59, n°5-6 (December 2016) . - p. 302-307[article] Pelvic floor muscle reflex activity during coughing – an exploratory and reliability study [texte imprimé] / Helena Luginbuehl ; Jean-Pierre Baeyens ; Annette Kuhn ; [et al...] . - 2016 . - p. 302-307.
Langues : Français (fre)
in Annals of physical and rehabilitation medicine > Vol. 59, n°5-6 (December 2016) . - p. 302-307
Mots-clés : Cough Cross-sectional study Pelvic floor Reproducibility Stress urinary incontinence Résumé : Objectives
Activities that provoke stress urinary incontinence (SUI) rapidly increase the intra-abdominal pressure and the impact loading on the pelvic floor muscles (PFMs). Coughing can cause urinary leakage and is often used to test SUI. However, PFM characteristics during coughing, including their reliability, have not been investigated. Here, we used electromyography (EMG) to describe PFM pre-activity and reflexivity during coughing and examined the reliability of the measurements.
Methods
This was an exploratory and reliability study including 11 young healthy women to characterize EMG reflex activity in PFMs during coughing. We describe 6 variables, averaged over 3 coughs per subject, and tested their reliability (intraclass correlation coefficient 3,1 [ICC(3,1)] and ICC(3,k), related standard error of measurement (SEM) and minimal difference [MD]). The variables represented the mean EMG activity for PFMs during 30-ms time intervals of pre-activity (initial time point of coughing [T0] and minus 30ms) and reflex activity (T0–30, 30–60, 60–90, 90–120 and 120–150ms after T0) of stretch-reflex latency responses.
Results
The mean %EMG (normalized to maximal voluntary PFM contraction) for EMG variables was 35.1 to 52.2 and was significantly higher during coughing than for PFM activity at rest (mean 24.9±3.7%EMG; P<0.05). ICC(3,k) ranged from 0.67 to 0.91 (SEM 6.1–13.3%EMG and MD 16.7–36.8%EMG) and was higher than ICC(3,1) (range 0.40–0.77; SEM 9.0–18.0%EMG, MD 24.9–50.0%EMG).
Conclusions
PFM activity during reflex latency response time intervals during coughing was significantly higher than at rest, which suggests PFM pre-activity and reflex activity during coughing. Although we standardized coughing, EMG variables for PFM activity showed poor reliability [good to excellent ICC(3,k) and fair to excellent ICC(3,1) but high SEM and MD]. Therefore, coughing is expected to be heterogeneous, with low reliability, in clinical test situations. Potential crosstalk from other muscles involved in coughing could limit the interpretation of our results.Permalink : ./index.php?lvl=notice_display&id=47163 Exemplaires (1)
Cote Support Localisation Section Disponibilité Revue Revue Centre de Documentation HELHa Campus Montignies Armoires à volets Document exclu du prêt - à consulter sur place
Exclu du prêtReview of pelvic and perineal neuromuscular fatigue: Evaluation and impact on therapeutic strategies / Maëlys Teng in Annals of physical and rehabilitation medicine, Vol. 61, n°5 (Septembre 2018)
[article]
Titre : Review of pelvic and perineal neuromuscular fatigue: Evaluation and impact on therapeutic strategies Type de document : texte imprimé Auteurs : Maëlys Teng ; Florian Kervinio ; Mirella Moutounaïck ; Gabriel Miget ; Audrey Charlanes ; Camille Chesnel ; Frédérique Le Breton ; Gérard Amarenco Année de publication : 2018 Article en page(s) : p. 345-351 Note générale : Doi : 10.1016/j.rehab.2018.06.006 Langues : Anglais (eng) Mots-clés : Pelvic floor muscle Perineal fatigue Evaluation Stress urinary incontinence Pelvic organ prolapse Pelvic floor fatigue rehabilitation Résumé : Background
Pelvic floor fatigue is known by its clinical consequences (fecal incontinence, stress urinary incontinence, pelvic organ prolapse), but there are still few studies on the subject.
Objective
This article presents an overview of the current knowledge of pelvic and perineal fatigue, focusing on its assessment and consequences in terms of evaluation and therapeutic strategies, to propose an evaluation that could be routinely performed.
Methods
We performed a systematic review of the literature in MEDLINE via PubMed and Cochrane Library databases by using the keywords pelvic floor, muscular fatigue, physiopathology, stress urinary incontinence, pelvic organ prolapse, fecal incontinence, physical activity, and pelvic rehabilitation. We included reports of systematic reviews and retrospective and prospective studies on adult humans and animals in English or French published up to April 2018 with no restriction on start date.
Results
We selected 59 articles by keyword search, 18 by hand-search and 3 specific guidelines (including the 2009 International Continence Society recommendations); finally 45 articles were included; 14 are described in the Results section (2 reviews of 6 and 20 studies, and 12 prospective observational or cross-over studies of 5 to 317 patients including 1 of animals). Perineal fatigue can be assessed by direct assessment, electromyography and spectral analysis and during urodynamics. Because pelvic floor fatigue assessments are not evaluated routinely, this fatigability is not always identified and is often falsely considered an exclusive pelvic floor weakness, as suggested by some rehabilitation methods that also weaken the pelvic floor instead of enhancing it.
Conclusion
Pelvic floor fatigue is not evaluated enough on a routine basis and the assessment is heterogeneous. A better knowledge of pelvic floor fatigue by standardized routine evaluation could lead to targeted therapeutic strategies.Permalink : ./index.php?lvl=notice_display&id=80637
in Annals of physical and rehabilitation medicine > Vol. 61, n°5 (Septembre 2018) . - p. 345-351[article] Review of pelvic and perineal neuromuscular fatigue: Evaluation and impact on therapeutic strategies [texte imprimé] / Maëlys Teng ; Florian Kervinio ; Mirella Moutounaïck ; Gabriel Miget ; Audrey Charlanes ; Camille Chesnel ; Frédérique Le Breton ; Gérard Amarenco . - 2018 . - p. 345-351.
Doi : 10.1016/j.rehab.2018.06.006
Langues : Anglais (eng)
in Annals of physical and rehabilitation medicine > Vol. 61, n°5 (Septembre 2018) . - p. 345-351
Mots-clés : Pelvic floor muscle Perineal fatigue Evaluation Stress urinary incontinence Pelvic organ prolapse Pelvic floor fatigue rehabilitation Résumé : Background
Pelvic floor fatigue is known by its clinical consequences (fecal incontinence, stress urinary incontinence, pelvic organ prolapse), but there are still few studies on the subject.
Objective
This article presents an overview of the current knowledge of pelvic and perineal fatigue, focusing on its assessment and consequences in terms of evaluation and therapeutic strategies, to propose an evaluation that could be routinely performed.
Methods
We performed a systematic review of the literature in MEDLINE via PubMed and Cochrane Library databases by using the keywords pelvic floor, muscular fatigue, physiopathology, stress urinary incontinence, pelvic organ prolapse, fecal incontinence, physical activity, and pelvic rehabilitation. We included reports of systematic reviews and retrospective and prospective studies on adult humans and animals in English or French published up to April 2018 with no restriction on start date.
Results
We selected 59 articles by keyword search, 18 by hand-search and 3 specific guidelines (including the 2009 International Continence Society recommendations); finally 45 articles were included; 14 are described in the Results section (2 reviews of 6 and 20 studies, and 12 prospective observational or cross-over studies of 5 to 317 patients including 1 of animals). Perineal fatigue can be assessed by direct assessment, electromyography and spectral analysis and during urodynamics. Because pelvic floor fatigue assessments are not evaluated routinely, this fatigability is not always identified and is often falsely considered an exclusive pelvic floor weakness, as suggested by some rehabilitation methods that also weaken the pelvic floor instead of enhancing it.
Conclusion
Pelvic floor fatigue is not evaluated enough on a routine basis and the assessment is heterogeneous. A better knowledge of pelvic floor fatigue by standardized routine evaluation could lead to targeted therapeutic strategies.Permalink : ./index.php?lvl=notice_display&id=80637 Exemplaires (1)
Cote Support Localisation Section Disponibilité Revue Revue Centre de Documentation HELHa Campus Montignies Armoires à volets Document exclu du prêt - à consulter sur place
Exclu du prêt