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  • Funnel plots for comparing individual surgical performance.

    Is there any way that I can use State (version 13.1) to create "Funnel plots for comparing individual surgical performance."

    Has anyone ever written a program to make this work on Stata.

    Thank you.

  • #2
    Did you try typing in Stata findit funnel?
    ---------------------------------
    Maarten L. Buis
    University of Konstanz
    Department of history and sociology
    box 40
    78457 Konstanz
    Germany
    http://www.maartenbuis.nl
    ---------------------------------

    Comment


    • #3
      Yes, I have tried numerous searches for funnel. For such a commonly used analysis by various administrative units, I find it perplexing that Stata can not perform this function.

      Comment


      • #4
        Are none of these any use to you?

        . findit funnel

        Search of official help files, FAQs, Examples, SJs, and STBs

        Book . Meta-Analysis in Stata: An Updated Collection from the Stata Journal
        . . . . . . . . . . . . . . . . . . . . Jonathan A. C. Sterne (editor)
        http://www.stata.com/bookstore/meta-analysis-in-stata/

        FAQ . . . . . . . . . . . User-written packages for meta-analysis in Stata
        . . . . . . . . . . J. Sterne, R. Harris, R. Harbord, and T. Steichen
        7/11 What meta-analysis features are available in
        Stata?
        http://www.stata.com/support/faqs/st...meta-analysis/
        SJ-13-3 st0304 . . . . . . . . . Simulation-based sample-size calculation ...
        . . . . M. J. Crowther, S. R. Hinchliffe, A. Donald, and A. J. Sutton
        (help metasim, metapow, metapowplot if installed)
        Q3/13 SJ 13(3):451--473
        describes commands to estimate the probability that the
        conclusions of a meta-analysis will change with the
        inclusion of a new study
        SJ-12-4 gr0054 . . . . . . . . . . Graphical augmentations to the funnel plot
        . . . . . . . . . . . . . M. J. Crowther, D. Langan, and A. J. Sutton
        (help extfunnel if installed)
        Q4/12 SJ 12(4):605--622
        implementation of a new range of overlay augmentations to the
        funnel plot to assess the impact of a new study on an existing
        meta-analysis
        SJ-9-2 sbe19_6 . . . . Updated tests for small-study effects in meta-analyses
        . . . . . . . . . . . R. M. Harbord, R. J. Harris, and J. A. C. Sterne
        (metabias if installed)
        Q2/09 SJ 9(2):197--210
        describes an updated version of the metabias command
        providing statistical tests for funnel plot asymmetry
        SJ-9-2 gr0033_1 . . . . . . Contour-enhanced funnel plots for meta-analysis
        . . . . . . T. M. Palmer, J. L. Peters, A. J. Sutton, and S. G. Moreno
        (help confunnel if installed)
        Q2/09 SJ 9(2):327
        software update to confunnel to produce plots with
        shaded regions of statistical significance
        SJ-9-2 sbe24_3 . . . . . . . . metan: fixed- and random-effects meta-analysis
        . . . . . . . . . Harris, Bradburn, Deeks, Harbord, Altman, and Sterne
        (help funnel, labbe, metan if installed)
        Q2/09 SJ 9(2):327
        by() variables were being converted to string format and
        the predictive interval option rfdist had an error when
        used for nonratio measures; these problems are fixed
        SJ-8-2 gr0033 . . . . . . . Contour-enhanced funnel plots for meta-analysis
        . . . . . . T. M. Palmer, J. L. Peters, A. J. Sutton, and S. G. Moreno
        (help confunnel if installed)
        Q2/08 SJ 8(2):242--254
        provides contour-enhanced funnel plots for meta-analysis
        SJ-8-1 sbe24_2 . . . . . . . . metan: fixed- and random-effects meta-analysis
        . . . . . . . . . Harris, Bradburn, Deeks, Harbord, Altman, and Sterne
        (help funnel, labbe, metan if installed)
        Q1/08 SJ 8(1):3--28
        update of meta-analysis command metan including modern
        graphics, the ability to meta-analyze precalculated
        effect estimates, and analyze subgroups
        SJ-4-2 pr0012 . . . . . . . . Submenu and dialogs for meta-analysis commands
        (help meta_dialog if installed) . . . . . . . . . . . . T. J. Steichen
        Q2/04 SJ 4(2):124--126
        provides Stata dialog boxes and commands to create a submenu
        for publicly available meta-analysis commands
        SJ-4-2 st0061 . . . . . . . . . . . . . . . . Funnel plots in meta-analysis
        (help metafunnel if installed) . . J. A. C. Sterne and R. M. Harbord
        Q2/04 SJ 4(2):127--141
        discusses funnel plots, possible causes of asymmetry, and
        the metafunnel command
        Web resources from Stata and other users

        (contacting http://www.stata.com)

        15 packages found (Stata Journal and STB listed first)
        ------------------------------------------------------

        gr0054 from http://www.stata-journal.com/software/sj12-4
        SJ12-4 gr0054. Graphical augmentations to the... / Graphical augmentations
        to the funnel plot to / assess the impact of a new study on an / existing
        meta-analysis / by Michael J. Crowther, University of Leicester, UK / Dean
        Langan, Clinical Trials Research Unit / (CTRU), University of Leeds, UK /
        gr0033_1 from http://www.stata-journal.com/software/sj9-2
        SJ9-2 gr0033_1. Update: Contour enhanced funnel plots for... / Update:
        Contour enhanced funnel plots for meta-analysis / by Tom M. Palmer,
        Department of Health Sciences, / University of Leicester, Leicester, UK /
        Jaime L. Peters, School of Mathematical Sciences, / Queensland University
        gr0033 from http://www.stata-journal.com/software/sj8-2
        SJ8-2 gr0033. Contour enhanced funnel plots for... / Contour enhanced
        funnel plots for meta-analysis / by Tom M. Palmer, Department of Health
        Sciences, / University of Leicester, Leicester, UK / Jaime L. Peters,
        School of Mathematical Sciences, / Queensland University of Technology,
        st0061 from http://www.stata-journal.com/software/sj4-2
        SJ4-2 st0061. Funnel plots in meta-analysis / Funnel plots in
        meta-analysis / by Jonathan A. C. Sterne and Roger M. Harbord / Department
        of Social Medicine, University of Bristol / Support:
        [email protected] / After installation, type help metafunnel
        sbe24_1 from http://www.stata.com/stb/stb45
        STB-45 sbe24_1. Correction to funnel plot. / STB insert by / Michael J.
        Bradburn, Institute of Health Sciences, Oxford; / Jonathan J. Deeks,
        Institute of Health Sciences, Oxford; / Douglas G. Altman, Institute of
        Health Sciences, Oxford. / Support: [email protected],
        extfunnel from http://fmwww.bc.edu/RePEc/bocode/e
        'EXTFUNNEL': module to produce graphical augmentations to the funnel plot
        to indicate the potential impact of a new study on an existing
        meta-analysis / extfunnel creates graphical overlay augmentations to the
        funnel / plot. The purpose of these overlays is to display the potential /
        funnelcompar from http://fmwww.bc.edu/RePEc/bocode/f
        'FUNNELCOMPAR': module to perform funnel plot for institutional comparison
        / funnelcompar computes data and plots a funnel plot as defined by /
        Spiegelhalter 2005. A scatter plot of an indicator values value / is
        plotted against a measure of their precision pop, typically / the sample
        metaaggr from http://fmwww.bc.edu/RePEc/bocode/m
        'METAAGGR': modules for meta-analysis of aggregate data / metan is for
        performing aggregate level meta-analyses. Studies / may be combined using
        the inverse variance or Der Simonian & / Laird weights. If the data are in
        the form of two proportions, / the Mantel-Haenszel method and the
        metabias from http://fmwww.bc.edu/RePEc/bocode/m
        'METABIAS': module to test for small-study effects in meta-analysis /
        metabias performs several statistical tests for funnel-plot / asymmetry in
        meta-analysis and optionally plots associated / graphs. As there are
        several possible sources of funnel-plot / asymmetry, these tests assess

        metadialog from http://fmwww.bc.edu/RePEc/bocode/m
        'METADIALOG': module to provide sub-menu and dialogs for meta-analysis
        commands / This module provides Stata Version 8 dialog boxes (.dlg files)
        / and the commands needed to create a Meta-Analysis sub-menu that /
        contains the publicly available meta-analysis commands. The 14 / dialogs,

        metafunnel from http://fmwww.bc.edu/RePEc/bocode/m
        'METAFUNNEL': module to produce funnel plots for meta-analysis /
        metafunnel plots funnel plots. These graphical displays are / used to
        examine whether the results of a meta-analysis may have / been affected by
        publication or other types of bias. / Distribution-Date: 20030827 /
        metan from http://fmwww.bc.edu/RePEc/bocode/m
        'METAN': module for fixed and random effects meta-analysis / These
        routines provide facilities to conduct meta-analyses of / data from more
        than one study and to graph the results. Either / binary (event) or
        continuous data from two groups may be combined / using the metan command.
        sbe24_2 from http://www.stata-journal.com/software/sj8-1
        SJ8-1 sbe24_2. Update: metan: fixed- and random-effects... / Update:
        metan: fixed- and random-effects meta-analysis / by Ross J. Harris, Roger
        M. Harbord, and Jonathan A. C. Sterne / Department of Social Medicine,
        University of Bristol / Jonathan J. Deeks, Department of Primary Care
        pr0012 from http://www.stata-journal.com/software/sj4-2
        SJ4-2 pr0012. Submenu and dialogs for meta-analysis commands / Submenu
        and dialogs for meta-analysis commands / by Thomas J. Steichen / Support:
        [email protected] / After installation, type help meta_dialogsbe24 from http://www.stata.com/stb/stb44
        STB-44 sbe24. metan - an alternative meta-analysis command. / STB insert
        by / Michael J. Bradburn, Institute of Health Sciences, Oxford; / Jonathan
        J. Deeks, Institute of Health Sciences, Oxford; / Douglas G. Altman,
        Institute of Health Sciences, Oxford. / Support:

        8 references found in tables of contents
        ----------------------------------------

        http://www.stata-journal.com/software/sj12-4/
        Stata Journal volume 12, issue 4 / Update: Importing financial data / HTML
        output in Stata / Graphical augmentations to the funnel plot to / assess
        the impact of a new study on an existing / meta-analysis / Update: A
        programmer's command to build / formatted statistical tables / Update:
        http://www.stata-journal.com/software/sj9-2/
        Stata Journal volume 9, issue 2 / Update: Contour enhanced funnel plots
        for / meta-analysis / Updated tests for bias in meta-analysis / Update:
        metan: fixed- and random-effects / meta-analysis / Update: GLS for trend
        estimation of summarized / dose-response data / Update: Multiple
        http://www.stata-journal.com/software/sj8-2/
        Stata Journal volume 8, issue 2 / Contour enhanced funnel plots for
        meta-analysis / Assign values to variables / Multinomial goodness-of-fit
        tests / Fit a linear model with two high-dimensional fixed / effects / SNP
        and SML estimation of univariate and bivariate / binary-choice models /
        http://www.stata-journal.com/software/sj4-2/
        Stata Journal volume 4, issue 2 / Lean mainstream schemes for Stata 8
        graphics / Submenu and dialogs for meta-analysis commands / Hardy-Weinberg
        equilibrium test in case-control / studies / Update to residual
        diagnostics for cross-section / time-series regression models / Estimation
        http://www.stata.com/stb/stb45/
        STB-45 September 1998 / Digamma and trigamma functions / A tool for
        exploring Stata datasets (Windows & Mac only) / Joining episodes in
        multi-record survival time data / labgraph: placing text labels on two-way
        graphs / A set of 3D-programs / Graphical representation of follow-up by
        http://fmwww.bc.edu/RePEc/bocode/e/
        module to perform extreme bound analysis / module to perform Entropy
        reweighting to create balanced samples / module to to display variables in
        the Data Editor, ordered by varlist / module to compute Exact and
        Approximate Confidence Limits for Poisson Counts / module to generate
        http://fmwww.bc.edu/RePEc/bocode/f/
        module to score Foot and Ankle Ability Measure / module to extract factor
        values from a label variable created by parmest / module to merge a list
        of factors to create string variables / module to perform tests for
        appropriateness of factor analysis / module to insert new observations
        http://fmwww.bc.edu/RePEc/bocode/m/
        module to implement interpoint distance distribution analysis / module to
        unabbreviate Global Macro Lists / module to perform Dickey-Fuller test on
        panel data / module to select matching observations based on a Mahalanobis
        distance measure / module to send progress reports (Mac OSX/Linux/Unix) /
        (click here to return to the previous screen)

        (end of search)
        Martyn

        Comment


        • #5
          Thank you for pointing that out.

          Yes I have looked at these articles.

          However, the programs relate to meta-analyses, which I believe are fundamentally different to the funnel plots used to monitor performance. I do not see how using such programs can be of any help.

          Comment


          • #6
            Look at FUNNELCOMPAR. I found this very good.

            Comment

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