Evidence map›Paper›PMID 33673843›Full record

ArticleBMC endocrine disorders2021

The impact of subclinical hypothyroidism on long-term outcomes in older patients undergoing percutaneous coronary intervention.

Yong-Sheng Liu, Mei Wei, Le Wang, Gang Liu, Guo-Ping Ma, Katsushige Ono, Ze-Long Cao, Man Yang, Ming-Qi Zheng

Open access · goldAbstract read
In one paragraph

Article in BMC endocrine disorders, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.0field-weighted citation impact, top 24% of its field
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

5 citing papers in PubMed, 8 citations in OpenAlex.

  1. Observational
  2. Article
  3. Article
  4. Article
  5. Alterations of Ocular Surface Parameters in Type 2 Diabetic Patients.Diabetes, metabolic syndrome and obesity : targets and therapy · 2021
    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 at 4 institutions in 2 countries.

Yong-Sheng LiuHeart Center, The First Hospital of Hebei Medical University, No.89 Donggang Road, Shijiazhuang, 050031, Hebei, China.
Mei WeiHeart Center, The First Hospital of Hebei Medical University, No.89 Donggang Road, Shijiazhuang, 050031, Hebei, China.
Le WangDepartment of Cardiology, Tianjin Chest Hospital, Tianjin, 300222, China.
Gang LiuHeart Center, The First Hospital of Hebei Medical University, No.89 Donggang Road, Shijiazhuang, 050031, Hebei, China.
Guo-Ping MaHeart Center, The First Hospital of Hebei Medical University, No.89 Donggang Road, Shijiazhuang, 050031, Hebei, China.
Katsushige OnoDepartment of Pathophysiology, Oita University School of Medicine, Yufu, Oita, 879-5593, Japan.
Ze-Long CaoHeart Center, The First Hospital of Hebei Medical University, No.89 Donggang Road, Shijiazhuang, 050031, Hebei, China.
Man YangHeart Center, The First Hospital of Hebei Medical University, No.89 Donggang Road, Shijiazhuang, 050031, Hebei, China.
Ming-Qi ZhengHeart Center, The First Hospital of Hebei Medical University, No.89 Donggang Road, Shijiazhuang, 050031, Hebei, China. mengqizheng1979@163.com.
Hebei Medical University · CNFirst Affiliated Hospital of Hebei Medical University · CNOita University · JPTianjin Chest Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSubclinical hypothyroidism (SCH) is reportedly associated with an increased risk of adverse events in patients undergoing percutaneous coronary intervention (PCI). The prognostic significance of SCH in the elderly was poorly defined. The purpose of this study was to evaluate the association between SCH and long-term outcomes in older patients undergoing PCI.

methodsThree thousand one hundred sixty-eight patients aged 65 years or older who underwent PCI from January 2012 to October 2014 were included. Patients were divided into SCH group (n = 320) and euthyroidism (ET) group (n = 2848) based on thyroid function test. Cox proportional hazard regression analyses were used to estimate the relative risks (RRs) of all-cause death and cardiac death for patients with SCH during a 4-year follow-up period.

resultsThere were 227 deaths during the follow-up period including 124 deaths caused by cardiac events. There was no significant difference in mortality rate between the SCH group and the ET group (p > 0.05). After adjustment for covariates, compared with patients with ET, the RRs of death from all-cause and cardiac in patients with SCH were 1.261 (95%CI: 0.802-1.982, p = 0.315) and 1.231 (95%CI: 0.650-2.334, p = 0.524), respectively. When SCH was stratified by age, gender, and degree of thyroid-stimulating hormone elevation, no significant associations were also found in any stratum.

conclusionOur investigation revealed that SCH was negatively associated with the outcome of PCI in older patients.

Indexed as

Coronary Artery DiseaseAgedAged, 80 and overAsymptomatic DiseasesCause of DeathChinaFemaleFollow-Up StudiesHumansHypothyroidismMaleMortalityPercutaneous Coronary InterventionPostoperative ComplicationsPrognosisRetrospective StudiesMortalityOlderPercutaneous coronary interventionSubclinical hypothyroidism

Identifiers

PMID33673843
PMCPMC7934482
OpenAlexW3134597366

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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.