Evidence map›Paper›PMID 29750027›Full record

Trial reportInternational journal of chronic obstructive pulmonary disease2018

Efficacy of tiotropium/olodaterol on lung volume, exercise capacity, and physical activity.

Masakazu Ichinose, Yoshiaki Minakata, Takashi Motegi, Jun Ueki, Yasuhiro Gon, Tetsuo Seki, Tatsuhiko Anzai, Shuhei Nakamura, Kazuto Hirata

Abstract readComparative StudyMulticenter StudyRandomized Controlled Trial
In one paragraph

Trial report in International journal of chronic obstructive pulmonary disease, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 4 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

24 citing papers in PubMed, 4 syntheses or guidelines pooled it.

  1. Pooled it
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  16. Future concepts in bronchodilation for COPD: dual-European respiratory review : an official journal of the European Respiratory Society · 2021
    Review
  17. Article
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  19. Review
  20. Characterization of Dyspnea in Veteran Lung Cancer Survivors Following Curative-Intent Therapy.Journal of cardiopulmonary rehabilitation and prevention · 2020
    Article
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

9 authors.

Masakazu IchinoseDepartment of Respiratory Medicine, Tohoku University Graduate School of Medicine, Sendai.
Yoshiaki MinakataDepartment of Respiratory Medicine, National Hospital Organization Wakayama Hospital, Wakayama.
Takashi MotegiDepartment of Pulmonary Medicine and Oncology, Graduate School of Medicine, Nippon Medical School, Tokyo.
Jun UekiClinical Research Unit of Respiratory Pathophysiology, Juntendo University Graduate School of Health Care and Nursing, Chiba.
Yasuhiro GonDivision of Respiratory Medicine, Department of Internal Medicine, Nihon University School of Medicine.
Tetsuo SekiMedical Division, Nippon Boehringer Ingelheim Co., Ltd.
Tatsuhiko AnzaiClinical Information Division Data Science Center, Statistics Analysis Department 1, EPS Corporation, Tokyo.
Shuhei NakamuraMedical Division, Nippon Boehringer Ingelheim Co., Ltd.
Kazuto HirataOsaka City University, Osaka, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: This study evaluated the efficacy of tiotropium/olodaterol vs tiotropium on lung function, exercise capacity, and physical activity in patients with COPD. Patients and methods: A total of 184 patients aged ≥40 years with COPD (Global Initiative for Chronic Obstructive Lung Disease stage II-IV) received tiotropium/olodaterol for 6 weeks, then tiotropium for 6 weeks, or vice versa. The primary endpoint was inspiratory capacity (IC) at peak post-dose. Results: Adjusted mean IC after 6-week treatment was 1.990 L with tiotropium/olodaterol vs 1.875 L with tiotropium (difference: 115 mL; 95% CI: 77, 153; Conclusion: Tiotropium/olodaterol significantly improved IC compared with tiotropium and potentially enhanced the exercise capacity in COPD patients. A slight improvement in physical activity of relatively more than moderate intensity was also seen with tiotropium/olodaterol.

Indexed as

ExerciseAdrenergic beta-2 Receptor AgonistsAdultAgedBenzoxazinesBronchodilator AgentsCross-Over StudiesDouble-Blind MethodDrug CombinationsExercise ToleranceFemaleForced Expiratory VolumeHealth StatusHumansInspiratory CapacityJapanAdrenergic beta-2 Receptor AgonistsBenzoxazinesBronchodilator AgentsDrug CombinationsMuscarinic AntagonistsTiotropium Bromidetiotropium-olodaterolCOPDFEV1FVCinspiratory capacityJapanese

Identifiers

PMID29750027
PMCPMC5936008

What OpenQuestion holds

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Registered trials

None linked

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.