Evidence map›Paper›PMID 33148725›Full record

Trial reportBMJ open2020

Effect of a financial incentive (shopping point) on increasing the number of daily walking steps among community-dwelling adults in Japan: a randomised controlled trial.

Fumiya Tanji, Yasutake Tomata, Saho Abe, Sanae Matsuyama, Yumika Kotaki, Dieta Nurrika, Koichi Matsumoto, Yingxu Liu, Shu Zhang, Yukai Lu and 6 more

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in BMJ open, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed, 1 pooled it
–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

6 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Observational
  4. Article
  5. Review
  6. Review
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

16 authors.

Fumiya TanjiDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0002-7661-5699
Yasutake TomataDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0003-4189-5245
Saho AbeDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Sanae MatsuyamaDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Yumika KotakiDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Dieta NurrikaDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Koichi MatsumotoDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Yingxu LiuDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Shu ZhangDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Yukai LuDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Yumi SugawaraDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.ORCID 0000-0002-0197-6772
Shino BandoDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Teiichiro YamazakiDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Tatsui OtsukaDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan.
Toshimasa SoneDepartment of Rehabilitation, Faculty of Health Science, Tohoku Fukushi University, Sendai, Miyagi, Japan.
Ichiro TsujiDivision of Epidemiology, Department of Public Health and Forensic Medicine, Tohoku University School of Medicine, Sendai, Miyagi, Japan tsuji1@med.tohoku.ac.jp.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe aim of this study was to investigate the effect of a financial incentive on the number of daily walking steps among community-dwelling adults in Japan. STUDY

designTwo-arm, parallel-group randomised controlled trial. SETTING/

participantsWe recruited physically inactive community-dwelling adults from Sendai city, Japan. Eligible participants were randomly allocated to an intervention or a wait list control group. Pedometers were used to assess the mean number of daily steps in three periods: baseline (weeks 1-3), intervention (weeks 4-6) and follow-up (weeks 7-9).

interventionThe intervention group was offered a financial incentive (shopping points) to meet the target number of increased daily steps in the intervention period.

main outcome measuresThe primary outcome was an increase in the mean number of daily steps in the intervention and follow-up periods compared with baseline.

resultsSeventy-two participants (69.4% women; mean age, 61.2±16.2 years; mean number of daily steps at baseline, 6364±2804) were randomised to the intervention (n=36) and control groups (n=36). During the intervention period, the increase in mean daily steps was significantly higher in the intervention group (1650, 95% CI=1182 to 2119) than in the control group (514, 95% CI=136 to 891; p<0.001). However, the difference between groups was not significant at follow-up after the incentives were removed (p=0.311). In addition, compared with controls, a significantly higher proportion of participants in the intervention group showed an increase in mean daily steps of ≥1000 (69.4% vs 30.6%, respectively; OR=5.17, 95% CI=1.89 to 14.08). There were no adverse effects from the intervention.

conclusionsThe present results suggest that financial incentives are effective in promoting short-term increases in physical activity. TRIAL REGISTRATION NUMBER: UMIN000033276.

Indexed as

MotivationWalkingAdultAgedExerciseFemaleHumansIndependent LivingJapanMaleMiddle Agedfinancial incentiveJapanrandomised controlled trialwalking steps

Identifiers

PMID33148725
PMCPMC7643498

What OpenQuestion holds

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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.