{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,1]],"date-time":"2026-11-01T22:44:41Z","timestamp":1793573081181,"version":"4.5.0"},"reference-count":24,"publisher":"American Medical Association (AMA)","issue":"8","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["JAMA Netw Open"],"DOI":"10.1001\/jamanetworkopen.2020.5830","type":"journal-article","created":{"date-parts":[[2020,8,10]],"date-time":"2020-08-10T14:56:02Z","timestamp":1597071362000},"page":"e205830","source":"Crossref","is-referenced-by-count":23,"title":["Association of Computer-Assisted Virtual Preoperative Planning With Postoperative Mortality and Complications in Older Patients With Intertrochanteric Hip Fracture"],"prefix":"10.1001","volume":"3","author":[{"given":"Xiaoyang","family":"Jia","sequence":"first","affiliation":[{"name":"Department of Orthopedic Surgery, Zhongshan Hospital, Fudan University, Shanghai, China"},{"name":"Department of Orthopedic Trauma, East Hospital, Tongji University School of Medicine, Shanghai, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kun","family":"Zhang","sequence":"additional","affiliation":[{"name":"Department of Orthopedic Trauma, East Hospital, Tongji University School of Medicine, Shanghai, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Minfei","family":"Qiang","sequence":"additional","affiliation":[{"name":"Department of Orthopedic Surgery, Zhongshan Hospital, Fudan University, Shanghai, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ying","family":"Wu","sequence":"additional","affiliation":[{"name":"Department of Biostatistics, School of Public Health, Guangdong Provincial Key Laboratory of Tropical Disease Research, Southern Medical University, Guangdong, Guangzhou, China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yanxi","family":"Chen","sequence":"additional","affiliation":[{"name":"Department of Orthopedic Surgery, Zhongshan Hospital, Fudan University, Shanghai, China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"10","published-online":{"date-parts":[[2020,8,10]]},"reference":[{"issue":"8","key":"zoi200271r1","first-page":"1","article-title":"Overview: surveillance for selected public health indicators affecting older adults\u2014United States.","volume":"48","author":"Blackman","year":"1999","journal-title":"MMWR CDC Surveill Summ"},{"issue":"14","key":"zoi200271r2","doi-asserted-by":"publisher","first-page":"1573","DOI":"10.1001\/jama.2009.1462","article-title":"Incidence and mortality of hip fractures in the United States.","volume":"302","author":"Brauer","year":"2009","journal-title":"JAMA"},{"issue":"3","key":"zoi200271r3","doi-asserted-by":"publisher","first-page":"465","DOI":"10.1359\/jbmr.061113","article-title":"Incidence and economic burden of osteoporosis-related fractures in the United States, 2005-2025.","volume":"22","author":"Burge","year":"2007","journal-title":"J Bone Miner Res"},{"issue":"21","key":"zoi200271r4","doi-asserted-by":"publisher","first-page":"2053","DOI":"10.1056\/NEJMcp1611090","article-title":"Management of acute hip fracture.","volume":"377","author":"Bhandari","year":"2017","journal-title":"N Engl J Med"},{"issue":"9","key":"zoi200271r5","doi-asserted-by":"publisher","first-page":"1673","DOI":"10.2106\/00004623-200309000-00004","article-title":"Internal fixation compared with arthroplasty for displaced fractures of the femoral neck: a meta-analysis.","volume":"85","author":"Bhandari","year":"2003","journal-title":"J Bone Joint Surg Am"},{"issue":"21","key":"zoi200271r6","doi-asserted-by":"publisher","first-page":"2295","DOI":"10.1001\/jama.2012.5502","article-title":"Association between postoperative troponin levels and 30-day mortality among patients undergoing noncardiac surgery.","volume":"307","author":"Devereaux","year":"2012","journal-title":"JAMA"},{"issue":"4","key":"zoi200271r7","first-page":"319","article-title":"Predictors of in-hospital mortality following operative management of hip fractures.","volume":"1","author":"Bhandari","year":"1999","journal-title":"Int J Surg Investig"},{"issue":"9212","key":"zoi200271r8","doi-asserted-by":"publisher","first-page":"1295","DOI":"10.1016\/S0140-6736(00)02110-3","article-title":"Prevention of pulmonary embolism and deep vein thrombosis with low dose aspirin: Pulmonary Embolism Prevention (PEP) trial.","volume":"355","year":"2000","journal-title":"Lancet"},{"issue":"23","key":"zoi200271r9","doi-asserted-by":"publisher","first-page":"1519","DOI":"10.1056\/NEJM199606063342307","article-title":"Hip fracture.","volume":"334","author":"Zuckerman","year":"1996","journal-title":"N Engl J Med"},{"issue":"9","key":"zoi200271r10","doi-asserted-by":"publisher","first-page":"M498","DOI":"10.1093\/gerona\/55.9.M498","article-title":"Recovery from hip fracture in eight areas of function.","volume":"55","author":"Magaziner","year":"2000","journal-title":"J Gerontol A Biol Sci Med Sci"},{"issue":"22","key":"zoi200271r11","doi-asserted-by":"publisher","first-page":"1960","DOI":"10.2106\/JBJS.18.00477","article-title":"Computer-assisted virtual surgical technology versus three-dimensional printing technology in preoperative planning for displaced three and four-part fractures of the proximal end of the humerus.","volume":"100","author":"Chen","year":"2018","journal-title":"J Bone Joint Surg Am"},{"issue":"22","key":"zoi200271r12","doi-asserted-by":"crossref","DOI":"10.2106\/JBJS.L.01622","article-title":"Preoperative, computer simulation-based, three-dimensional corrective osteotomy for cubitus varus deformity with use of a custom-designed surgical device.","volume":"95","author":"Takeyasu","year":"2013","journal-title":"J Bone Joint Surg Am"},{"issue":"11","key":"zoi200271r13","doi-asserted-by":"publisher","first-page":"2375","DOI":"10.2106\/JBJS.G.01299","article-title":"Three-dimensional corrective osteotomy of malunited fractures of the upper extremity with use of a computer simulation system.","volume":"90","author":"Murase","year":"2008","journal-title":"J Bone Joint Surg Am"},{"issue":"12","key":"zoi200271r14","doi-asserted-by":"publisher","first-page":"2646","DOI":"10.1002\/jor.v35.12","article-title":"Reproducibility of three dimensional digital preoperative planning for the osteosynthesis of distal radius fractures.","volume":"35","author":"Yoshii","year":"2017","journal-title":"J Orthop Res"},{"issue":"2","key":"zoi200271r15","doi-asserted-by":"publisher","first-page":"167","DOI":"10.1111\/os.2017.9.issue-2","article-title":"Postoperative evaluation of reduction loss in proximal humeral fractures: a comparison of plain radiographs and computed tomography.","volume":"9","author":"Jia","year":"2017","journal-title":"Orthop Surg"},{"issue":"4","key":"zoi200271r16","doi-asserted-by":"publisher","first-page":"737","DOI":"10.2106\/00004623-196951040-00012","article-title":"Traumatic arthritis of the hip after dislocation and acetabular fractures: treatment by mold arthroplasty: an end-result study using a new method of result evaluation.","volume":"51","author":"Harris","year":"1969","journal-title":"J Bone Joint Surg Am"},{"issue":"2","key":"zoi200271r17","doi-asserted-by":"publisher","first-page":"150","DOI":"10.1002\/pst.v10.2","article-title":"Optimal caliper widths for propensity-score matching when estimating differences in means and differences in proportions in observational studies.","volume":"10","author":"Austin","year":"2011","journal-title":"Pharm Stat"},{"issue":"25","key":"zoi200271r18","doi-asserted-by":"publisher","first-page":"3083","DOI":"10.1002\/sim.3697","article-title":"Balance diagnostics for comparing the distribution of baseline covariates between treatment groups in propensity-score matched samples.","volume":"28","author":"Austin","year":"2009","journal-title":"Stat Med"},{"issue":"3","key":"zoi200271r19","doi-asserted-by":"publisher","first-page":"222","DOI":"10.1002\/pst.v11.3","article-title":"Propensity score applied to survival data analysis through proportional hazards models: a Monte Carlo study.","volume":"11","author":"Gayat","year":"2012","journal-title":"Pharm Stat"},{"issue":"446","key":"zoi200271r20","doi-asserted-by":"publisher","first-page":"496","DOI":"10.1080\/01621459.1999.10474144","article-title":"A proportional hazards model for the subdistribution of a competing risk.","volume":"94","author":"Fine","year":"1999","journal-title":"J Am Stat Assoc"},{"issue":"3","key":"zoi200271r21","doi-asserted-by":"publisher","first-page":"515","DOI":"10.1093\/biomet\/81.3.515","article-title":"Proportional hazards tests and diagnostics based on weighted residuals.","volume":"81","author":"Grambsch","year":"1994","journal-title":"Biometrika"},{"issue":"14","key":"zoi200271r22","doi-asserted-by":"publisher","first-page":"1738","DOI":"10.1001\/jama.291.14.1738","article-title":"Association of timing of surgery for hip fracture and patient outcomes.","volume":"291","author":"Orosz","year":"2004","journal-title":"JAMA"},{"issue":"17","key":"zoi200271r23","doi-asserted-by":"publisher","first-page":"1892","DOI":"10.1001\/jama.297.17.1892","article-title":"Decline in rates of death and heart failure in acute coronary syndromes, 1999-2006.","volume":"297","author":"Fox","year":"2007","journal-title":"JAMA"},{"issue":"14","key":"zoi200271r24","doi-asserted-by":"publisher","first-page":"1196","DOI":"10.2106\/JBJS.O.00229","article-title":"The American Academy of Orthopaedic Surgeons evidence-based guideline on management of hip fractures in the elderly.","volume":"97","author":"Brox","year":"2015","journal-title":"J Bone Joint Surg Am"}],"container-title":["JAMA Network Open"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/jamanetwork.com\/journals\/jamanetworkopen\/articlepdf\/2769079\/jia_2020_oi_200271.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,8,10]],"date-time":"2020-08-10T14:56:05Z","timestamp":1597071365000},"score":1,"resource":{"primary":{"URL":"https:\/\/jamanetwork.com\/journals\/jamanetworkopen\/fullarticle\/2769079"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,8,10]]},"references-count":24,"journal-issue":{"issue":"8","published-print":{"date-parts":[[2020,8,3]]}},"URL":"https:\/\/doi.org\/10.1001\/jamanetworkopen.2020.5830","relation":{},"ISSN":["2574-3805"],"issn-type":[{"value":"2574-3805","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020,8,10]]}}}