Evidence map›Paper›PMID 34373499›Full record

Observational studyScientific reports2021

The impact of blood type on the mortality of patients with severe abdominal trauma: a multicenter observational study.

Wataru Takayama, Akira Endo, Kiyoshi Murata, Kota Hoshino, Shiei Kim, Hiroharu Shinozaki, Keisuke Harada, Hiroaki Nagano, Masahiro Hagiwara, Atsuhito Tsuchihashi and 4 more

Abstract readMulticenter StudyObservational Study
In one paragraph

Observational study in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

14 authors.

Wataru TakayamaTrauma and Acute Critical Care Center, Tokyo Medical and Dental University Hospital of Medicine, 1-5-45, Yushima, Bunkyo-ku, Tokyo, Japan. tak2accm@tmd.ac.jp.
Akira EndoTrauma and Acute Critical Care Center, Tokyo Medical and Dental University Hospital of Medicine, 1-5-45, Yushima, Bunkyo-ku, Tokyo, Japan.
Kiyoshi MurataThe Shock Trauma and Emergency Medical Center, Matsudo City General Hospital, 933-1, Sendabori, Matsudo, Chiba, Japan.
Kota HoshinoDepartment of Emergency and Critical Care Medicine, Fukuoka University Hospital, 7-45-1 Nanakuma, Jonan-ku, Fukuoka, Fukuoka, Japan.
Shiei KimDepartment of Emergency and Critical Care Medicine, Nippon Medical School Hospital, 1-1-5, Sendagi, Bunkyo-ku, Tokyo, Japan.
Hiroharu ShinozakiDepartment of Surgery, Saiseikai Utsunomiya Hospital, 911-1, Takebayashi-machi, Utsunomiya, Tochigi, Japan.
Keisuke HaradaDepartment of Emergency Medicine, Sapporo Medical University, S1W16, Chuo-ku Sapporo, Hokkaido, Japan.
Hiroaki NaganoDepartment of Gastroenterological Breast and Endocrine Surgery, Yamaguchi University Graduate School of Medicine, 1-1-1 Minamikogushi, Ube, Yamaguchi, Japan.
Masahiro HagiwaraDepartment of Surgery, Asahikawa Medical University, 1-1-1 Midorigaoka Higashi 2 Jo, Asahikawa, Hokkaido, Japan.
Atsuhito TsuchihashiDepartment Surgery, St. Marianna University School of Medicine, 2-16-1, Sugao, Miyamae Ward, Kawasaki, Kanagawa, Japan.
Nagato ShimadaDepartment of General Medicine and Emergency Center (Surgery), Toho University Omori Medical Center, 6-11-1 Omorinishi, Ota City, Tokyo, Japan.
Naomi KitamuraDepartment of Surgery, Shiga University of Medical Science Hospital, Seta Tsukinowa-Cho, Otsu, Shiga, Japan.
Shunsuke KuramotoDepartment of Acute Care Surgery, Faculty of Medicine, Shimane University, 89-1, Enya-cho, Izumo, Shimane, Japan.
Yasuhiro OtomoTrauma and Acute Critical Care Center, Tokyo Medical and Dental University Hospital of Medicine, 1-5-45, Yushima, Bunkyo-ku, Tokyo, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Few studies have investigated the relationship between blood type and trauma outcomes according to the type of injury. We conducted a retrospective multicenter observational study in twelve emergency hospitals in Japan. Patients with isolated severe abdominal injury (abbreviated injury scale for the abdomen ≥ 3 and that for other organs < 3) that occurred between 2008 and 2018 were divided into four groups according to blood type. The association between blood type and mortality, ventilator-free days (VFD), and total transfusion volume were evaluated using univariate and multivariate regression models. A total of 920 patients were included, and were divided based on their blood type: O, 288 (31%); A, 345 (38%); B, 186 (20%); and AB, 101 (11%). Patients with type O had a higher in-hospital mortality rate than those of other blood types (22% vs. 13%, p < 0.001). This association was observed in multivariate analysis (adjusted odds ratio [95% confidence interval] = 1.48 [1.25-2.26], p = 0.012). Furthermore, type O was associated with significantly higher cause-specific mortalities, fewer VFD, and larger transfusion volumes. Blood type O was associated with significantly higher mortality and larger transfusion volumes in patients with isolated severe abdominal trauma.

Indexed as

Blood Group AntigensAbbreviated Injury ScaleAbdominal InjuriesAdultAgedBlood TransfusionFemaleHospital MortalityHumansJapanMaleMiddle AgedMultivariate AnalysisOdds RatioRespiration, ArtificialRetrospective StudiesBlood Group Antigens

Identifiers

PMID34373499
PMCPMC8352974

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.