TY - JOUR AU - Dudley, R. A. AU - Johansen, K. L. AU - Brand, R. AU - Rennie, D. J. AU - Milstein, A. PY - 2000 DA - 2000// TI - Selective referral to high-volume hospitals: estimating potentially avoidable deaths JO - Jama VL - 283 UR - https://doi.org/10.1001/jama.283.9.1159 DO - 10.1001/jama.283.9.1159 ID - Dudley2000 ER - TY - JOUR AU - Halm, E. A. AU - Lee, C. AU - Chassin, M. R. PY - 2002 DA - 2002// TI - Is volume related to outcome in health care? A systematic review and methodologic critique of the literature JO - Ann Intern Med VL - 137 UR - https://doi.org/10.7326/0003-4819-137-6-200209170-00012 DO - 10.7326/0003-4819-137-6-200209170-00012 ID - Halm2002 ER - TY - JOUR AU - Sowden, A. AU - Aletras, V. AU - Place, M. AU - Rice, N. AU - Eastwood, A. AU - Grilli, R. AU - Ferguson, B. AU - Posnett, J. AU - Sheldon, T. PY - 1997 DA - 1997// TI - Volume of clinical activity in hospitals and healthcare outcomes, costs, and patient access JO - Qual Health Care VL - 6 UR - https://doi.org/10.1136/qshc.6.2.109 DO - 10.1136/qshc.6.2.109 ID - Sowden1997 ER - TY - JOUR AU - Gandjour, A. AU - Bannenberg, A. AU - Lauterbach, K. W. PY - 2003 DA - 2003// TI - Threshold volumes associated with higher survival in health care: a systematic review JO - Med Care VL - 41 UR - https://doi.org/10.1097/01.MLR.0000088301.06323.CA DO - 10.1097/01.MLR.0000088301.06323.CA ID - Gandjour2003 ER - TY - CHAP AU - Posnett, J. ED - McKee, M. ED - Healy, J. PY - 2002 DA - 2002// TI - Are bigger hospitals better? BT - Hospitals in a changing Europe PB - Open University Press CY - Buckingham ID - Posnett2002 ER - TY - STD TI - Interpreting the volume-outcome relationship in the context of health care quality: Workshop summary. Edited by: Hewitt M. 2000, Washington, DC: National Academy of Sciences ID - ref6 ER - TY - JOUR AU - Kraus, T. W. AU - Buchler, M. W. AU - Herfarth, C. PY - 2005 DA - 2005// TI - Relationships between volume, efficiency, and quality in surgery - a delicate balance from managerial perspectives JO - World J Surg VL - 29 UR - https://doi.org/10.1007/s00268-005-7988-5 DO - 10.1007/s00268-005-7988-5 ID - Kraus2005 ER - TY - JOUR AU - Gandjour, A. AU - Lauterbach, K. W. PY - 2003 DA - 2003// TI - The practice-makes-perfect hypothesis in the context of other production concepts in health care JO - Am J Med Qual VL - 18 UR - https://doi.org/10.1177/106286060301800407 DO - 10.1177/106286060301800407 ID - Gandjour2003 ER - TY - JOUR AU - Sheikh, K. PY - 2003 DA - 2003// TI - Reliability of provider volume and outcome associations for healthcare policy (with discussion) JO - Med Care VL - 41 UR - https://doi.org/10.1097/01.MLR.0000088085.61714.AE DO - 10.1097/01.MLR.0000088085.61714.AE ID - Sheikh2003 ER - TY - JOUR AU - Phillips, K. A. AU - Luft, H. S. PY - 1997 DA - 1997// TI - The policy implications of using hospital and physician volumes as "indicators" of quality of care in a changing health care environment JO - Int J Qual Health Care VL - 9 UR - https://doi.org/10.1093/intqhc/9.5.341 DO - 10.1093/intqhc/9.5.341 ID - Phillips1997 ER - TY - JOUR AU - Shahian, D. M. AU - Normand, S. L. PY - 2003 DA - 2003// TI - The volume-outcome relationship: from Luft to Leapfrog JO - Ann Thorac Surg VL - 75 UR - https://doi.org/10.1016/S0003-4975(02)04308-4 DO - 10.1016/S0003-4975(02)04308-4 ID - Shahian2003 ER - TY - JOUR AU - Panageas, K. S. AU - Schrag, D. AU - Riedel, E. AU - Bach, P. B. AU - Begg, C. B. PY - 2003 DA - 2003// TI - The effect of clustering of outcomes on the association of procedure volume and surgical outcomes JO - Ann Intern Med VL - 139 UR - https://doi.org/10.7326/0003-4819-139-8-200310210-00009 DO - 10.7326/0003-4819-139-8-200310210-00009 ID - Panageas2003 ER - TY - JOUR AU - Christian, C. K. AU - Gustafson, M. L. AU - Betensky, R. A. AU - Daley, J. AU - Zinner, M. J. PY - 2005 DA - 2005// TI - The volume-outcome relationship: don't believe everything you see JO - World J Surg VL - 29 UR - https://doi.org/10.1007/s00268-005-7993-8 DO - 10.1007/s00268-005-7993-8 ID - Christian2005 ER - TY - JOUR PY - 2003 DA - 2003// TI - Does centralization bring quality to specialized health care? Concensus statement given by the Finnish Medical Society Duodecim and the Finnish Academy [in Finnish] JO - Duodecim VL - 119 ID - ref14 ER - TY - JOUR AU - Häkkinen, U. AU - Lehto, J. PY - 2005 DA - 2005// TI - Reform, change, and continuity in Finnish health care JO - J Health Polit Policy Law VL - 30 UR - https://doi.org/10.1215/03616878-30-1-2-79 DO - 10.1215/03616878-30-1-2-79 ID - Häkkinen2005 ER - TY - JOUR AU - Häkkinen, U. PY - 2005 DA - 2005// TI - The impact of changes in Finland's health care system JO - Health Econ VL - 14 UR - https://doi.org/10.1002/hec.1030 DO - 10.1002/hec.1030 ID - Häkkinen2005 ER - TY - CHAP AU - Järvelin, J. PY - 2002 DA - 2002// BT - Health care systems in transition: Finland PB - European observatory on health care systems CY - Copenhagen ID - Järvelin2002 ER - TY - JOUR AU - Huusko, T. AU - Karppi, P. AU - Avikainen, V. AU - Kautiainen, H. AU - Sulkava, R. PY - 1999 DA - 1999// TI - Significant changes in the surgical methods and length of hospital stay of hip fracture patients occurring over 10 years in Central Finland JO - Ann Chir Gynaecol VL - 88 ID - Huusko1999 ER - TY - JOUR AU - Sund, R. PY - 2003 DA - 2003// TI - Utilisation of administrative registers using scientific knowledge discovery JO - Intelligent Data Analysis VL - 7 ID - Sund2003 ER - TY - JOUR AU - Powell, A. E. AU - Davies, H. T. AU - Thomson, R. G. PY - 2003 DA - 2003// TI - Using routine comparative data to assess the quality of health care: understanding and avoiding common pitfalls JO - Qual Saf Health Care VL - 12 UR - https://doi.org/10.1136/qhc.12.2.122 DO - 10.1136/qhc.12.2.122 ID - Powell2003 ER - TY - JOUR AU - Gissler, M. AU - Haukka, J. PY - 2004 DA - 2004// TI - Finnish health and social welfare registers in epidemiological research JO - Norsk Epidemiologi VL - 14 ID - Gissler2004 ER - TY - JOUR AU - Sund, R. AU - Nurmi-Lüthje, I. AU - Lüthje, P. AU - Tanninen, S. AU - Narinen, A. AU - Keskimäki, I. PY - 2007 DA - 2007// TI - Comparing properties of audit data and routinely collected register data in case of performance assessment of hip fracture treatment in Finland JO - Methods of Information in Medicine VL - 46 ID - Sund2007 ER - TY - CHAP AU - Sund, R. PY - 2008 DA - 2008// BT - Methodological perspectives for register-based health system performance assessment. Developing a hip fracture monitoring system in Finland. STAKES research report 174 PB - National Research and Development Centre for Welfare and Health CY - Helsinki ID - Sund2008 ER - TY - JOUR AU - Jiang, H. X. AU - Majumdar, S. R. AU - Dick, D. A. AU - Moreau, M. AU - Raso, J. AU - Otto, D. D. AU - Johnston, D. W. PY - 2005 DA - 2005// TI - Development and initial validation of a risk score for predicting in-hospital and 1-year mortality in patients with hip fractures JO - J Bone Miner Res VL - 20 UR - https://doi.org/10.1359/JBMR.041133 DO - 10.1359/JBMR.041133 ID - Jiang2005 ER - TY - JOUR AU - Roos, L. L. AU - Walld, R. K. AU - Romano, P. S. AU - Roberecki, S. PY - 1996 DA - 1996// TI - Short-term mortality after repair of hip fracture. Do Manitoba elderly do worse? JO - Med Care VL - 34 UR - https://doi.org/10.1097/00005650-199604000-00003 DO - 10.1097/00005650-199604000-00003 ID - Roos1996 ER - TY - JOUR AU - Sund, R. AU - Liski, A. PY - 2005 DA - 2005// TI - Quality effects of operative delay on mortality in hip fracture treatment JO - Qual Saf Health Care VL - 14 UR - https://doi.org/10.1136/qshc.2004.012831 DO - 10.1136/qshc.2004.012831 ID - Sund2005 ER - TY - JOUR AU - Foss, N. B. AU - Kehlet, H. PY - 2005 DA - 2005// TI - Mortality analysis in hip fracture patients: implications for design of future outcome trials JO - Br J Anaesth VL - 94 UR - https://doi.org/10.1093/bja/aei010 DO - 10.1093/bja/aei010 ID - Foss2005 ER - TY - JOUR AU - Heikkinen, T. AU - Jalovaara, P. PY - 2005 DA - 2005// TI - Four or twelve months' follow-up in the evaluation of functional outcome after hip fracture surgery? JO - Scand J Surg VL - 94 ID - Heikkinen2005 ER - TY - JOUR AU - Laukkanen, P. AU - Karppi, P. AU - Heikkinen, E. AU - Kauppinen, M. PY - 2001 DA - 2001// TI - Coping with activities of daily living in different care settings JO - Age Ageing VL - 30 UR - https://doi.org/10.1093/ageing/30.6.489 DO - 10.1093/ageing/30.6.489 ID - Laukkanen2001 ER - TY - JOUR AU - Normand, S. -. L. T. AU - Glickman, M. E. AU - Gatsonis, C. A. PY - 1997 DA - 1997// TI - Statistical methods for profiling providers of medical care: issues and applications JO - J Am Stat Assoc VL - 92 UR - https://doi.org/10.1080/01621459.1997.10474036 DO - 10.1080/01621459.1997.10474036 ID - Normand1997 ER - TY - JOUR AU - DeLong, E. R. AU - Peterson, E. D. AU - DeLong, D. M. AU - Muhlbaier, L. H. AU - Hackett, S. AU - Mark, D. B. PY - 1997 DA - 1997// TI - Comparing risk-adjustment methods for provider profiling JO - Stat Med VL - 16 UR - https://doi.org/3.0.CO;2-D DO - 3.0.CO;2-D ID - DeLong1997 ER - TY - JOUR AU - Goldstein, H. AU - Spiegelhalter, D. PY - 1996 DA - 1996// TI - League tables and their limitations: Statistical issues in comparisons of institutional performance (with discussion) JO - J R Stat Soc Ser A Stat Soc VL - 159 UR - https://doi.org/10.2307/2983325 DO - 10.2307/2983325 ID - Goldstein1996 ER - TY - CHAP AU - Marshall, E. C. AU - Spiegelhalter, D. J. ED - Leyland, A. H. ED - Goldstein, H. PY - 2001 DA - 2001// TI - Institutional performance BT - Multilevel modelling of health statistics PB - Sons CY - Chichester ID - Marshall2001 ER - TY - JOUR AU - Burgess, J. F. AU - Christiansen, C. L. AU - Michalak, S. E. AU - Morris, C. N. PY - 2000 DA - 2000// TI - Medical profiling: improving standards and risk adjustments using hierarchical models JO - J Health Econ VL - 19 UR - https://doi.org/10.1016/S0167-6296(99)00034-X DO - 10.1016/S0167-6296(99)00034-X ID - Burgess2000 ER - TY - JOUR AU - Törnqvist, L. AU - Vartia, P. AU - Vartia, Y. O. PY - 1985 DA - 1985// TI - How should relative changes be measured? JO - Am Stat VL - 39 ID - Törnqvist1985 ER - TY - JOUR AU - Christian, C. K. AU - Gustafson, M. L. AU - Betensky, R. A. AU - Daley, J. AU - Zinner, M. J. PY - 2003 DA - 2003// TI - The Leapfrog volume criteria may fall short in identifying high-quality surgical centers JO - Ann Surg VL - 238 ID - Christian2003 ER - TY - JOUR AU - Royston, P. AU - Altman, D. G. PY - 1994 DA - 1994// TI - Regression using fractional polynomials of continuous covariates: Parsimonious parametric modelling JO - Applied Statistics VL - 43 UR - https://doi.org/10.2307/2986270 DO - 10.2307/2986270 ID - Royston1994 ER - TY - JOUR AU - Gurrin, L. C. AU - Scurrah, K. J. AU - Hazelton, M. L. PY - 2005 DA - 2005// TI - Tutorial in biostatistics: spline smoothing with linear mixed models JO - Stat Med VL - 24 UR - https://doi.org/10.1002/sim.2193 DO - 10.1002/sim.2193 ID - Gurrin2005 ER - TY - BOOK AU - Crainiceanu, C. M. AU - Ruppert, D. AU - Wand, M. P. PY - 2005 DA - 2005// TI - Bayesian analysis for penalized spline regression using WinBUGS ID - Crainiceanu2005 ER - TY - JOUR AU - Brooks, S. P. AU - Gelman, A. PY - 1998 DA - 1998// TI - Alternative methods for monitoring convergence of iterative simulations JO - J Comput Graph Stat VL - 7 ID - Brooks1998 ER - TY - JOUR AU - Spiegelhalter, D. AU - Best, N. G. AU - Carlin, B. P. AU - van der Linde, A. PY - 2002 DA - 2002// TI - Bayesian measures of model complexity and fit (with discussion) JO - J R Stat Soc Ser B VL - 64 UR - https://doi.org/10.1111/1467-9868.00353 DO - 10.1111/1467-9868.00353 ID - Spiegelhalter2002 ER - TY - JOUR AU - Rissanen, P. AU - Sund, R. AU - Linna, M. AU - Idänpään-Heikkilä, U. AU - Rousi, T. AU - Nordback, I. PY - 2003 DA - 2003// TI - Does hospital volume influence the effectiveness of hip fracture treatments? [In Finnish] JO - Suomen Lääkärilehti VL - 58 ID - Rissanen2003 ER - TY - JOUR AU - Flood, A. B. AU - Scott, W. R. AU - Ewy, W. PY - 1984 DA - 1984// TI - Does practice make perfect? Part I: The relation between hospital volume and outcomes for selected diagnostic categories JO - Med Care VL - 22 UR - https://doi.org/10.1097/00005650-198402000-00002 DO - 10.1097/00005650-198402000-00002 ID - Flood1984 ER - TY - JOUR AU - Riley, G. AU - Lubitz, J. PY - 1985 DA - 1985// TI - Outcomes of surgery among the Medicare aged: surgical volume and mortality JO - Health Care Financ Rev VL - 7 ID - Riley1985 ER - TY - JOUR AU - Maerki, S. C. AU - Luft, H. S. AU - Hunt, S. S. PY - 1986 DA - 1986// TI - Selecting categories of patients for regionalization. Implications of the relationship between volume and outcome JO - Med Care VL - 24 UR - https://doi.org/10.1097/00005650-198602000-00006 DO - 10.1097/00005650-198602000-00006 ID - Maerki1986 ER - TY - JOUR AU - Luft, H. S. AU - Hunt, S. S. AU - Maerki, S. C. PY - 1987 DA - 1987// TI - The volume-outcome relationship: practice-makes-perfect or selective-referral patterns? JO - Health Serv Res VL - 22 ID - Luft1987 ER - TY - JOUR AU - Hughes, R. G. AU - Garnick, D. W. AU - Luft, H. S. AU - McPhee, S. J. AU - Hunt, S. S. PY - 1988 DA - 1988// TI - Hospital volume and patient outcomes. The case of hip fracture patients JO - Med Care VL - 26 UR - https://doi.org/10.1097/00005650-198811000-00004 DO - 10.1097/00005650-198811000-00004 ID - Hughes1988 ER - TY - JOUR AU - Burns, L. R. AU - Wholey, D. R. PY - 1991 DA - 1991// TI - The effects of patient, hospital, and physician characteristics on length of stay and mortality JO - Med Care VL - 29 UR - https://doi.org/10.1097/00005650-199103000-00007 DO - 10.1097/00005650-199103000-00007 ID - Burns1991 ER - TY - JOUR AU - Hamilton, B. H. AU - Hamilton, V. H. PY - 1997 DA - 1997// TI - Estimating surgical volume-outcome relationships applying survival models: accounting for frailty and hospital fixed effects JO - Health Econ VL - 6 UR - https://doi.org/3.0.CO;2-L DO - 3.0.CO;2-L ID - Hamilton1997 ER - TY - JOUR AU - Taylor, H. D. AU - Dennis, D. A. AU - Crane, H. S. PY - 1997 DA - 1997// TI - Relationship between mortality rates and hospital patient volume for Medicare patients undergoing major orthopaedic surgery of the hip, knee, spine, and femur JO - J Arthroplasty VL - 12 UR - https://doi.org/10.1016/S0883-5403(97)90018-8 DO - 10.1016/S0883-5403(97)90018-8 ID - Taylor1997 ER - TY - JOUR AU - Hamilton, B. H. AU - Ho, V. PY - 1998 DA - 1998// TI - Does practice make perfect? Examining the relationship between hospital surgical volume and outcomes for hip fracture patients in Quebec JO - Med Care VL - 36 UR - https://doi.org/10.1097/00005650-199806000-00012 DO - 10.1097/00005650-199806000-00012 ID - Hamilton1998 ER - TY - JOUR AU - Lavernia, C. J. PY - 1998 DA - 1998// TI - Hemiarthroplasty in hip fracture care: effects of surgical volume on short-term outcome JO - J Arthroplasty VL - 13 UR - https://doi.org/10.1016/S0883-5403(98)90029-8 DO - 10.1016/S0883-5403(98)90029-8 ID - Lavernia1998 ER - TY - JOUR AU - Wenning, M. AU - Hupe, K. AU - Scheuer, I. AU - Senninger, N. AU - Smektala, R. AU - Windhorst, T. PY - 2000 DA - 2000// TI - Does quantity mean quality? An analysis of 116,000 patients regarding the connection between the number of cases and the quality of results [in German] JO - Chirurg VL - 71 UR - https://doi.org/10.1007/s001040051126 DO - 10.1007/s001040051126 ID - Wenning2000 ER - TY - JOUR AU - Smektala, R. AU - Paech, S. AU - Wenning, M. AU - Hupe, K. AU - Ekkernkamp, A. PY - 2002 DA - 2002// TI - Does hospital structure influence the outcome of operative treatment of femoral neck fractures? [in German] JO - Zentralbl Chir VL - 127 UR - https://doi.org/10.1055/s-2002-24247 DO - 10.1055/s-2002-24247 ID - Smektala2002 ER - TY - JOUR AU - Franzo, A. AU - Francescutti, C. AU - Simon, G. PY - 2005 DA - 2005// TI - Risk factors correlated with post-operative mortality for hip fracture surgery in the elderly: a population-based approach JO - Eur J Epidemiol VL - 20 UR - https://doi.org/10.1007/s10654-005-4280-9 DO - 10.1007/s10654-005-4280-9 ID - Franzo2005 ER - TY - JOUR AU - Shah, S. N. AU - Wainess, R. M. AU - Karunakar, M. A. PY - 2005 DA - 2005// TI - Hemiarthroplasty for femoral neck fracture in the elderly surgeon and hospital volume-related outcomes JO - J Arthroplasty VL - 20 UR - https://doi.org/10.1016/j.arth.2004.03.025 DO - 10.1016/j.arth.2004.03.025 ID - Shah2005 ER - TY - JOUR AU - Gandjour, A. AU - Weyler, E. -. J. PY - 2006 DA - 2006// TI - Cost-effectiveness of referrals to high-volume hospitals: An analysis based on a probabilistic Markov model for hip fracture surgeries JO - Health Care Manag Sci VL - 9 UR - https://doi.org/10.1007/s10729-006-0000-6 DO - 10.1007/s10729-006-0000-6 ID - Gandjour2006 ER - TY - JOUR AU - Liu, J. H. AU - Zingmond, D. S. AU - McGory, M. L. AU - SooHoo, N. F. AU - Ettner, S. L. AU - Brook, R. H. AU - Ko, C. Y. PY - 2006 DA - 2006// TI - Disparities in the utilization of high-volume hospitals for complex surgery JO - JAMA VL - 296 UR - https://doi.org/10.1001/jama.296.16.1973 DO - 10.1001/jama.296.16.1973 ID - Liu2006 ER - TY - JOUR AU - Browne, J. A. AU - Pietrobon, R. AU - Olson, S. A. PY - 2009 DA - 2009// TI - Hip fracture outcomes: Does surgeon or hospital volume really matter? JO - J Trauma VL - 66 UR - https://doi.org/10.1097/TA.0b013e31816166bb DO - 10.1097/TA.0b013e31816166bb ID - Browne2009 ER - TY - JOUR AU - Forte, M. L. AU - Virnig, B. A. AU - Swiontkowski, M. F. AU - Bhandari, M. AU - Feldman, R. AU - Eberly, L. E. AU - Kane, R. L. PY - 2010 DA - 2010// TI - Ninety-day mortality after intertrochanteric hip fracture: Does provider volume matter? JO - J Bone Joint Surg Am VL - 92 UR - https://doi.org/10.2106/JBJS.H.01204 DO - 10.2106/JBJS.H.01204 ID - Forte2010 ER - TY - JOUR AU - Li, Y. AU - Cai, X. AU - Mukamel, D. B. AU - Glance, L. G. PY - 2010 DA - 2010// TI - The volume-outcome relationship in nursing home care. An examination of functional decline among long-term care residents JO - Medical Care VL - 48 UR - https://doi.org/10.1097/MLR.0b013e3181bd4603 DO - 10.1097/MLR.0b013e3181bd4603 ID - Li2010 ER - TY - JOUR AU - Huusko, T. M. AU - Karppi, P. AU - Avikainen, V. AU - Kautiainen, H. AU - Sulkava, R. PY - 2002 DA - 2002// TI - Intensive geriatric rehabilitation of hip fracture patients: a randomized, controlled trial JO - Acta Orthop Scand VL - 73 UR - https://doi.org/10.1080/00016470216324 DO - 10.1080/00016470216324 ID - Huusko2002 ER - TY - JOUR AU - Raivio, M. AU - Korkala, O. AU - Pitkala, K. AU - Tilvis, R. PY - 2005 DA - 2005// TI - Rehabilitation outcome in hip-fracture: Impact of weight-bearing restriction - A preliminary investigation JO - Phys Occup Ther Geriatr VL - 22 ID - Raivio2005 ER - TY - JOUR AU - Schneeweiss, S. AU - Seeger, J. D. AU - Maclure, M. AU - Wang, P. S. AU - Avorn, J. AU - Glynn, R. J. PY - 2001 DA - 2001// TI - Performance of comorbidity scores to control for confounding in epidemiologic studies using claims data JO - Am J Epidemiol VL - 154 UR - https://doi.org/10.1093/aje/154.9.854 DO - 10.1093/aje/154.9.854 ID - Schneeweiss2001 ER - TY - JOUR AU - Sund, R. AU - Riihimäki, J. AU - Mäkelä, M. AU - Vehtari, A. AU - Lüthje, P. AU - Huusko, T. AU - Häkkinen, U. PY - 2009 DA - 2009// TI - Modeling the length of the care episode after hip fracture: Does the type of fracture matter? JO - Scand J Surg VL - 98 ID - Sund2009 ER - TY - STD TI - The pre-publication history for this paper can be accessed here:http://www.biomedcentral.com/1472-6963/10/238/prepub UR - http://www.biomedcentral.com/1472-6963/10/238/prepub ID - ref66 ER -