Evidence map›Paper›PMID 38036920›Full record

SynthesisJournal of neurology2024

Blood pressure variability predicts poor outcomes in acute stroke patients without thrombolysis: a systematic review and meta-analysis.

Yajing Chen, Yuxia Ma, Jiangxia Qin, Xiaoqin Wei, Yiyi Yang, Yue Yuan, Fanghong Yan, Xiaoning Huo, Lin Han

Abstract readMeta-AnalysisSystematic Review
PubMed Publisher
In one paragraph

Synthesis in Journal of neurology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Observational
  6. Review
  7. Observational
  8. Review
  9. Article
  10. Article
  11. 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

9 authors.

Yajing Chen *Evidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China.
Yuxia Ma *Evidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China. yuxiama@lzu.edu.cn.ORCID http://orcid.org/0000-0001-8154-8198
Jiangxia QinEvidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China.
Xiaoqin WeiEvidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China.
Yiyi YangEvidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China.
Yue YuanEvidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China.
Fanghong YanEvidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China.
Xiaoning HuoThe Third People's Hospital of Lanzhou, No.130 Jianlan New Village, Lanzhou, Gansu Province, China.
Lin HanEvidence-Based Nursing Centre, School of Nursing, Lanzhou University, Lanzhou, Gansu Province, China. hanlin@lzu.edu.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundStroke is a significant medical condition, and blood pressure stands out as the most prevalent treatable risk factor associated with it. Researches link blood pressure variability (BPV) with stroke; however, the specific relationship between with the outcomes of stroke patients remains unclear. As blood pressure variability and mean blood pressure are interrelated, it remains uncertain whether BPV adds additional information to understanding the outcome of acute stroke patients.

objectiveTo systematically review studies investigating the association between blood pressure variability and prognosis in acute stroke patients.

methodsEmbase, PubMed, Web of Science, and the Cochrane Library were searched for English language full-text articles from the inception to 1 January 2023. Stroke patients aged ≥ 18 years were included in this analysis. Stroke types were not restricted.

resultsThis meta-analysis shows that higher systolic blood pressure variability is linked to a higher risk of poor outcome, including function disability, mortality, early neurological deterioration, and stroke recurrence, among acute stroke patients without thrombolysis. A higher diastolic blood pressure variability is linked with to a higher risk of mortality and functional disability.

conclusionsThis review reveals that blood pressure variability is a novel and clinically relevant risk factor for stroke patients' outcome. Future studies should investigate how best to measure and define BPV in acute stroke. Larger studies are warranted to provide more robust evidence in this area.

Indexed as

Blood PressureStrokeHumansOutcome Assessment, Health CarePrognosisBPVMeta-analysisPrognosisStroke

Identifiers

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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.