An estimation of the global volume of surgery: a modelling strategy based on available data
An estimation of the global volume of surgery: a modelling strategy based on available data
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DOI:
10.1016/s0140-6736(08)60878-8
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发表时间:
2008-07-12
期刊:
影响因子:
168.9
通讯作者:
Gawande, Atul A.
中科院分区:
文献类型:
--
作者:
Weiser, Thomas G.;Regenbogen, Scott E.;Gawande, Atul A.
Background Little is known about the amount and availability of surgical care globally. We estimated the number of major operations undertaken worldwide, described their distribution, and assessed the importance of surgical care in global public-health policy.Methods We gathered demographic, health, and economic data for 192 member states of WHO. Data for the rate of surgery were sought from several sources including governmental agencies, statistical and epidemiological organisations, published studies, and individuals involved in surgical policy initiatives. We also obtained per-head total expenditure on health from analyses done in 2004. Major surgery was defined as any intervention occurring in a hospital operating theatre involving the incision, excision, manipulation, or suturing of tissue, usually requiring regional or general anaesthesia or sedation. We created a model to estimate rates of major surgery for countries for which such data were unavailable, then used demographic information to calculate the total worldwide volume of surgery.Findings We obtained surgical data for 56 (29%) of 192 WHO member states. We estimated that 234.2 (95% Cl 187.2-281.2) million major surgical procedures are undertaken every year worldwide. Countries spending US$100 or less per head on health care have an estimated mean rate of major surgery of 295 (SE 53) procedures per 100 000 population per year, whereas those spending more than $1000 have a mean rate of 11110 (SE 1300; p$1000) countries, accounting for 30.2% of the world's population, provided 73.6% (172.3 million) of operations worldwide in 2004, whereas poor-expenditure (