Abstract
The aim of this study was to ascertain the variability and 9-year trends in the use of laparoscopic surgery for appendicitis using data from a large administrative database, to compare the effectiveness and efficiency of laparoscopic (LA) and open appendectomy, and to ascertain whether different choices of surgical approach stem from evidence-based recommendations. This was a retrospective cohort study based on administrative data collected from 2000 to 2008 in the Veneto Region (northeastern Italy). Funnel plots were used to display variability between local health units (LHUs). A total of 38,314 appendectomies were performed from 2000 to 2008 in the Veneto Region, 53% of them in males. The laparoscopic procedure was used more often for females than for males of fertile age. There was a significant rising linear trend in the use of LA, with a higher increment among females. The overall regional standardized appendectomy rate was 82.9/10,000. The mean proportion of LAs (27.3%) ranged from 2.8 to 59.4% at different LHUs, and there was no relationship between the volume of procedures undertaken and the proportion of LAs. The proportion of LAs performed in females of reproductive age also varied considerably, on no apparent evidence-based grounds. The analysis of aggregate clinical data is a powerful tool for supporting regional health management units in efforts to improve the quality of medical care and assess the appropriateness of therapeutic or diagnostic approaches in the light of practical guidelines. Variability in the treatment of a given disease that lacks any evidence-based justification remains an important issue in national health systems.
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Alessandra Buja, Domenico Mantoan, Giampietro Callegaro, Mario Saia, Paolo Sandonà, Tatjana Baldovin, or Vincenzo Baldo have no conflicts of interest or financial ties to disclose.
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An erratum to this article is available at http://dx.doi.org/10.1007/s00464-014-3492-z.
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Saia, M., Buja, A., Baldovin, T. et al. Trend, variability, and outcome of open vs. laparoscopic appendectomy based on a large administrative database. Surg Endosc 26, 2353–2359 (2012). https://doi.org/10.1007/s00464-012-2188-5
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DOI: https://doi.org/10.1007/s00464-012-2188-5