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EXPRESS: Protocol of a randomised controlled trial investigating the effectiveness of Recovery-focused Community support to Avoid readmissions and improve Participation after Stroke (ReCAPS).
International Journal of Stroke ( IF 6.7 ) Pub Date : 2021-05-26 , DOI: 10.1177/17474930211022678
Dominique A Cadilhac 1, 2 , Jan Cameron 1 , Monique F Kilkenny 1, 2 , Nadine E Andrew 3, 4 , Dawn Harris 1 , Fiona Ellery 2 , Amanda G Thrift 1 , Tara Purvis 1 , Ian Kneebone 5 , Helen Dewey 6, 7 , Avril Drummond 8 , Maree Hackett 9 , Rohan Grimley 1, 10 , Sandy Middleton 11, 12 , Vincent Thijs 2, 13 , Geoffrey Cloud 14, 15 , Mariko Carey 16 , Ernest Butler 4 , Henry Ma 1 , Leonid Churilov 17 , Graeme J Hankey 18 , Coralie English 19 , Natasha A Lannin 14, 15
Affiliation  

Rationale: To address unmet needs, electronic messages to support person-centred goal attainment and secondary prevention may avoid hospital presentations/readmissions after stroke, but evidence is limited.

Hypothesis: Compared to control participants, there will be a 10% lower proportion of intervention participants who represent to hospital (emergency/admission) within 90 days of randomisation.

Methods and design: Multicentre, double-blind, randomised controlled trial with intention-to-treat analysis. The intervention group receives 12 weeks of personalised, goal-centred and administrative electronic messages, while the control group only receives administrative messages. The trial includes a process evaluation, assessment of treatment fidelity and an economic evaluation.

Participants: Confirmed stroke (modified Rankin Score: 0-4), aged ≥18 years with internet/mobile phone access, discharged directly home from hospital.

Randomisation: 1:1 computer-generated, stratified by age and baseline disability.

Outcomes Assessments: Collected at 90 days and 12 months following randomisation.

Outcomes: Primary: Hospital emergency presentations/admissions within 90 days of randomisation. Secondary outcomes include goal attainment, self-efficacy, mood, unmet needs, disability, quality-of-life, recurrent stroke/cardiovascular events/deaths at 90 days and 12 months, and death and cost-effectiveness at 12 months.

Sample size: To test our primary hypothesis, we estimated a sample size of 890 participants (445 per group) with 80% power and two-tailed significance threshold of α=0.05. Given uncertainty for the effect size of this novel intervention, the sample size will be adaptively re-estimated when outcomes for n=668 are obtained, with maximum sample capped at 1100.

Discussion: We will provide new evidence on the potential effectiveness, implementation and cost-effectiveness of a tailored eHealth intervention for survivors of stroke.



中文翻译:

表达:一项随机对照试验的协议,调查以恢复为重点的社区支持的有效性,以避免再入院并改善中风后的参与 (ReCAPS)。

理由:为了解决未满足的需求,支持以人为本的目标实现和二级预防的电子信息可以避免中风后住院/再入院,但证据有限。

假设:与对照组参与者相比,在随机化后 90 天内代表医院(急诊/入院)的干预参与者比例将降低 10%。

方法和设计:具有意向治疗分析的多中心、双盲、随机对照试验。干预组收到为期 12 周的个性化、以目标为中心的行政电子信息,而对照组只接收行政信息。该试验包括过程评估、治疗保真度评估和经济评估。

参与者:确诊中风(改良 Rankin 评分:0-4),年龄≥18 岁,可上网/手机上网,直接出院回家。

随机化:1:1 计算机生成,按年龄和基线残疾分层。

结果评估:在随机化后 90 天和 12 个月时收集。

结果: 主要:随机化后 90 天内的医院急诊就诊/入院。次要结果包括目标实现、自我效能、情绪、未满足的需求、残疾、生活质量、90 天和 12 个月的复发性中风/心血管事件/死亡,以及 12 个月的死亡和成本效益。

样本量:为了检验我们的主要假设,我们估计了 890 名参与者(每组 445 名)的样本量,具有 80% 的功效和 α=0.05 的双尾显着性阈值。鉴于这种新型干预措施的效果大小不确定,当获得 n=668 的结果时,将自适应地重新估计样本大小,最大样本上限为 1100。

讨论:我们将为卒中幸存者量身定制的电子健康干预措施的潜在有效性、实施和成本效益提供新证据。

更新日期:2021-05-26
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