Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeutic

BackgroundAlthough speech-language therapy (SLT) is proven to be beneficial to recovery of post-stroke aphasia, delivering sufficiently high amounts of dosage remains a problem in real-world clinical practice. Self-managed SLT was introduced to solve the problem. Previous research showed in a 10-wee...

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Main Authors: Hantian Liu, Claire Cordella, Prakash Ishwar, Margrit Betke, Swathi Kiran
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-04-01
Series:Frontiers in Digital Health
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fdgth.2023.1095110/full
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author Hantian Liu
Claire Cordella
Prakash Ishwar
Margrit Betke
Swathi Kiran
author_facet Hantian Liu
Claire Cordella
Prakash Ishwar
Margrit Betke
Swathi Kiran
author_sort Hantian Liu
collection DOAJ
description BackgroundAlthough speech-language therapy (SLT) is proven to be beneficial to recovery of post-stroke aphasia, delivering sufficiently high amounts of dosage remains a problem in real-world clinical practice. Self-managed SLT was introduced to solve the problem. Previous research showed in a 10-week period, increased dosage frequency could lead to better performance, however, it is uncertain if dosage still affects performance over a longer period of practice time and whether gains can be seen following practice over several months.ObjectiveThis study aims to evaluate data from a health app (Constant Therapy) to investigate the relationship between dosage amount and improvements following a 30-week treatment period. Two cohorts of users were analyzed. One was comprised of patients with a consistent average weekly dosage amount and the other cohort was comprised of users whose practice had higher variability.MethodsWe conducted two analyses with two cohorts of post-stroke patients who used Constant Therapy. The first cohort contains 537 “consistent” users, while the second cohort contains 2,159. The 30-week practice period was split into three consecutive 10-week practice windows to calculate average dosage amount. In each 10-week practice period, patients were grouped by their average dosage into low (0–15 min/week), medium (15–40 min/week) and moderate dosage (greater than 40 min/week) groups. Linear mixed-effects models were employed to evaluate if dosage amount was a significant factor affecting performance. Pairwise comparison was also applied to evaluate the slope difference between groups.ResultsFor the consistent cohort, medium (β = .002, t17,700 = 7.64, P < .001) and moderate (β = .003, t9,297 = 7.94, P < .001) dosage groups showed significant improvement compared to the low dosage group. The moderate group also showed greater improvement compared to the medium group. For the variable cohort in analysis 2, the same trend was shown in the first two 10-week windows, however, in weeks 21–30, the difference was insignificant between low and medium groups (β = .001, t = 1.76, P = .078).ConclusionsThis study showed a higher dosage amount is related to greater therapy outcomes in over 6 months of digital self-managed therapy. It also showed that regardless of the exact pattern of practice, self-managed SLT leads to significant and sustained performance gains.
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spelling doaj.art-3b2d2b23db1e41b8a8fcbad835ed88e32023-04-27T09:01:23ZengFrontiers Media S.A.Frontiers in Digital Health2673-253X2023-04-01510.3389/fdgth.2023.10951101095110Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeuticHantian Liu0Claire Cordella1Prakash Ishwar2Margrit Betke3Swathi Kiran4Department of Computer Science, College of Arts and Sciences, Boston University, Boston, MA, United StatesCenter for Brain Recovery, Boston University, Boston, MA, United StatesDepartment of Electrical and Computer Engineering, College of Engineering, Boston University, Boston, MA, United StatesDepartment of Computer Science, College of Arts and Sciences, Boston University, Boston, MA, United StatesCenter for Brain Recovery, Boston University, Boston, MA, United StatesBackgroundAlthough speech-language therapy (SLT) is proven to be beneficial to recovery of post-stroke aphasia, delivering sufficiently high amounts of dosage remains a problem in real-world clinical practice. Self-managed SLT was introduced to solve the problem. Previous research showed in a 10-week period, increased dosage frequency could lead to better performance, however, it is uncertain if dosage still affects performance over a longer period of practice time and whether gains can be seen following practice over several months.ObjectiveThis study aims to evaluate data from a health app (Constant Therapy) to investigate the relationship between dosage amount and improvements following a 30-week treatment period. Two cohorts of users were analyzed. One was comprised of patients with a consistent average weekly dosage amount and the other cohort was comprised of users whose practice had higher variability.MethodsWe conducted two analyses with two cohorts of post-stroke patients who used Constant Therapy. The first cohort contains 537 “consistent” users, while the second cohort contains 2,159. The 30-week practice period was split into three consecutive 10-week practice windows to calculate average dosage amount. In each 10-week practice period, patients were grouped by their average dosage into low (0–15 min/week), medium (15–40 min/week) and moderate dosage (greater than 40 min/week) groups. Linear mixed-effects models were employed to evaluate if dosage amount was a significant factor affecting performance. Pairwise comparison was also applied to evaluate the slope difference between groups.ResultsFor the consistent cohort, medium (β = .002, t17,700 = 7.64, P < .001) and moderate (β = .003, t9,297 = 7.94, P < .001) dosage groups showed significant improvement compared to the low dosage group. The moderate group also showed greater improvement compared to the medium group. For the variable cohort in analysis 2, the same trend was shown in the first two 10-week windows, however, in weeks 21–30, the difference was insignificant between low and medium groups (β = .001, t = 1.76, P = .078).ConclusionsThis study showed a higher dosage amount is related to greater therapy outcomes in over 6 months of digital self-managed therapy. It also showed that regardless of the exact pattern of practice, self-managed SLT leads to significant and sustained performance gains.https://www.frontiersin.org/articles/10.3389/fdgth.2023.1095110/fullaphasiastroketechnologyrehabilitationdosagetherapy
spellingShingle Hantian Liu
Claire Cordella
Prakash Ishwar
Margrit Betke
Swathi Kiran
Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeutic
Frontiers in Digital Health
aphasia
stroke
technology
rehabilitation
dosage
therapy
title Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeutic
title_full Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeutic
title_fullStr Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeutic
title_full_unstemmed Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeutic
title_short Consistent long-term practice leads to consistent improvement: Benefits of self-managed therapy for language and cognitive deficits using a digital therapeutic
title_sort consistent long term practice leads to consistent improvement benefits of self managed therapy for language and cognitive deficits using a digital therapeutic
topic aphasia
stroke
technology
rehabilitation
dosage
therapy
url https://www.frontiersin.org/articles/10.3389/fdgth.2023.1095110/full
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