Evidence map›Paper›PMID 27766490›Full record

ArticleInternational urology and nephrology2017

Impact of smoking status and cumulative smoking exposure on tumor recurrence of non-muscle-invasive bladder cancer.

Hao Min Li, Baihetiya Azhati, Mulati Rexiati, Wen Guang Wang, Xiao Dong Li, Qiang Liu, Yu-Jie Wang

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In one paragraph

Article in International urology and nephrology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

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

  1. Pooled it
  2. Review
  3. Effect of smoking on the recurrence and progression of non-muscle-invasive bladder cancer.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
    Review
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  13. MicroRNAs and their role in environmental chemical carcinogenesis.Environmental geochemistry and health · 2019
    Review
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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

7 authors.

Hao Min LiDepartment of Urology, The First Affiliated Hospital of Xinjiang Medical University, Xinjiang Medical University, Xinjiang, 830054, People's Republic of China.
Baihetiya AzhatiDepartment of Urology, The First Affiliated Hospital of Xinjiang Medical University, Xinjiang Medical University, Xinjiang, 830054, People's Republic of China.
Mulati RexiatiDepartment of Urology, The First Affiliated Hospital of Xinjiang Medical University, Xinjiang Medical University, Xinjiang, 830054, People's Republic of China.
Wen Guang WangDepartment of Urology, The First Affiliated Hospital of Xinjiang Medical University, Xinjiang Medical University, Xinjiang, 830054, People's Republic of China.
Xiao Dong LiDepartment of Urology, The First Affiliated Hospital of Xinjiang Medical University, Xinjiang Medical University, Xinjiang, 830054, People's Republic of China.
Qiang LiuDepartment of Urology, The First Affiliated Hospital of Xinjiang Medical University, Xinjiang Medical University, Xinjiang, 830054, People's Republic of China.
Yu-Jie WangDepartment of Urology, The First Affiliated Hospital of Xinjiang Medical University, Xinjiang Medical University, Xinjiang, 830054, People's Republic of China. wangyujie62@sina.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo investigate the effect of smoking status, cumulative smoking exposure and smoking cessation on the outcomes of patient with non-muscle-invasive bladder cancer (NMIBC).

methodsWe collected smoking data from 484 patients with NMIBC who were treated with transurethral resection (TUR); smoking status was categorized as (never smokers vs current smokers vs former smokers). Cumulative smoking exposure was categorized as high smoking exposure (cigarette index ≥400) versus low smoking exposure (cigarette index <400). Association with outcomes was examined by multivariable analyses after adjusting for the effects of standard clinicopathologic factors, and the Kaplan-Meier method was used to estimate the effect of smoking status and cumulative smoking exposure on RFS.

resultsA total of 168 (34.7 %) patients were never smoker, 121 (25 %) patients were current smokers, and 195 (40.3 %) patients were former smokers. The median follow-up was 25 months. By multivariate analysis, pathological grade (p = 0.013), history of recurrence (p < 0.001), number of tumors (p < 0.001) and size of tumors (p = 0.013) were significantly associated with tumor recurrence; nevertheless, smoking status did not influence tumor recurrence (p = 0.063). Among current and former smokers, cumulative smoking exposure was significantly associated with tumor recurrence (p < 0.001), compared to current smokers, patients with smoking cessation ≥10 years had a lower risk of tumor recurrence [hazard ratio (HR) 0.456, p = 0.007].

conclusionsSmoking affects the prognosis of patient with NMIBC, which is still controversial; however, among ever smokers, a high cumulative exposure smoking can significantly increase the risk of tumor recurrence. Quitting smoking might be associated with a lower recurrence rate for patients with NMIBC.

Indexed as

AgedCarcinoma, Transitional CellDisease-Free SurvivalFemaleFollow-Up StudiesHumansKaplan-Meier EstimateMaleMiddle AgedNeoplasm GradingNeoplasm InvasivenessNeoplasm Recurrence, LocalRetrospective StudiesRisk FactorsSmokingSmoking CessationCumulative exposure smokingNon-muscle-invasive bladder cancerRecurrenceSmoking statusSurvival

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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.