Evidence map›Paper›PMID 28274907›Full record

ArticleJournal of medical Internet research2017

Mobile Device-Based Electronic Data Capture System Used in a Clinical Randomized Controlled Trial: Advantages and Challenges.

Jing Zhang, Lei Sun, Yu Liu, Hongyi Wang, Ningling Sun, Puhong Zhang

Abstract read
In one paragraph

Article in Journal of medical Internet research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from 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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Jing ZhangThe George Institute for Global Health at Peking University Health Science Center, Beijing, China.ORCID 0000-0003-4727-3754
Lei SunThe George Institute for Global Health at Peking University Health Science Center, Beijing, China.ORCID 0000-0002-7969-4337
Yu LiuBeihang University, Beijing, China.ORCID 0000-0003-1497-3949
Hongyi WangThe People's Hospital, Peking University, Beijing, China.ORCID 0000-0003-1388-600X
Ningling SunThe People's Hospital, Peking University, Beijing, China.
Puhong ZhangThe George Institute for Global Health at Peking University Health Science Center, Beijing, China.ORCID 0000-0003-4610-9848

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundElectronic data capture (EDC) systems have been widely used in clinical research, but mobile device-based electronic data capture (mEDC) system has not been well evaluated.

objectiveThe aim of our study was to evaluate the feasibility, advantages, and challenges of mEDC in data collection, project management, and telemonitoring in a randomized controlled trial (RCT).

methodsWe developed an mEDC to support an RCT called "Telmisartan and Hydrochlorothiazide Antihypertensive Treatment (THAT)" study, which was a multicenter, double-blinded, RCT, with the purpose of comparing the efficacy of telmisartan and hydrochlorothiazide (HCTZ) monotherapy in high-sodium-intake patients with mild to moderate hypertension during a 60 days follow-up. Semistructured interviews were conducted during and after the trial to evaluate the feasibility, advantage, and challenge of mEDC. Nvivo version 9.0 (QSR International) was used to analyze records of interviews, and a thematic framework method was used to obtain outcomes.

resultsThe mEDC was successfully used to support the data collection and project management in all the 14 study hospitals. A total of 1333 patients were recruited with support of mEDC, of whom 1037 successfully completed all 4 visits. Across all visits, the average time needed for 141 questions per patient was 53 min, which were acceptable to both doctors and patients. All the interviewees, including 24 doctors, 53 patients, 1 clinical research associate (CRA), 1 project manager (PM), and 1 data manager (DM), expressed their satisfaction to nearly all the functions of the innovative mEDC in randomization, data collection, project management, quality control, and remote monitoring in real time. The average satisfaction score was 9.2 (scale, 0-10). The biggest challenge came from the stability of the mobile or Wi-Fi signal although it was not a problem in THAT study.

conclusionsThe innovative mEDC has many merits and is well acceptable in supporting data collection and project management in a timely manner in clinical trial.

Indexed as

Cell PhoneData CollectionElectronic Data ProcessingRandomized Controlled Trials as TopicTelemedicineAdultAntihypertensive AgentsBenzimidazolesBenzoatesDouble-Blind MethodFemaleHumansHydrochlorothiazideHypertensionMaleMiddle AgedAntihypertensive AgentsBenzimidazolesBenzoatesHydrochlorothiazideTelmisartanclinical researchelectronic data capturemEDCmhealthmobile data capturerandomized controlled trial

Identifiers

PMID28274907
PMCPMC5362692

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Registered trials

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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.