The influence of hospital volume on the outcomes of nasopharyngeal, sinonasal, and skull-base tumors: A systematic review of the literature Review


Authors: Flukes, S.; Sharma, R. K.; Lohia, S.; Cohen, M. A.
Review Title: The influence of hospital volume on the outcomes of nasopharyngeal, sinonasal, and skull-base tumors: A systematic review of the literature
Abstract: Objective The center of excellence model of health care hypothesizes that increased volume in a specialized center will lead to better and more affordable care. We sought to characterize the volume-outcome data for surgically treated sinonasal and skull base tumors and (chemo) radiation-treated nasopharyngeal malignancy. Design Systematic review of the literature. Setting This review included national database and multi-institutional studies published between 1990 and 2019. Participants PubMed was interrogated for keywords hospital volume, facility volume, and outcomes for Nasopharyngeal carcinoma, Sinonasal carcinomas, Pituitary Tumors, Acoustic Neuromas, Chordomas, and Skull Base Tumors to identify studies. Single-institution studies and self-reported surveys were excluded. Main outcome measures The main outcome of interest in malignant pathologies was survival; and in benign pathologies it was treatment-related complications. Results A total of 20 studies met inclusion criteria. The average number of patients per study was 4,052, and ranged from 394 to 9,950 patients. Six of seven studies on malignant pathology demonstrated improved survival with treatment in high volume centers and one showed no association with survival. Ten of thirteen studies on benign disease showed reduced risk of complications, while one study demonstrated both an increased and decreased association of complications. Two studies showed no volume-outcome associations. Conclusion This systematic review demonstrates that a positive volume-outcome relationship exists for most pathologies of the skull base, with some exceptions. The relative dearth of literature supports further research to understand the effect of centralization of care on treatment outcomes. © 2022 Thieme Medical Publishers, Inc.. All rights reserved.
Keywords: adult; cancer survival; cancer surgery; overall survival; review; cancer radiotherapy; outcome assessment; antineoplastic agent; disease association; postoperative complication; length of stay; systematic review; nasopharynx carcinoma; hospital discharge; hospital readmission; skull base; risk reduction; neurological complication; nasopharyngeal carcinoma; skull base tumor; chordoma; endocrine disease; nose carcinoma; hypophysis tumor; peroperative complication; hospital volume; pituitary; sinonasal carcinoma; diabetes insipidus; hypophysis adenoma; transsphenoidal surgery; human; male; female; acoustic neuroma; high volume hospital; sinonasal squamous cell carcinoma; volume outcomes
Journal Title: Journal of Neurological Surgery. Part B: Skull Base
Volume: 83
Issue: 3
ISSN: 2193-6331
Publisher: Thieme Publishing  
Date Published: 2022-06-01
Start Page: 270
End Page: 280
Language: English
DOI: 10.1055/s-0040-1721823
PROVIDER: scopus
PMCID: PMC9236728
PUBMED: 35769793
DOI/URL:
Notes: Review -- Export Date: 1 August 2022 -- Source: Scopus
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  1. Marc A Cohen
    130 Cohen
  2. Shivangi Lohia
    15 Lohia
  3. Stephanie Flukes
    10 Flukes