标题/作者	年份
The risk of postoperative complications after major elective surgery in active or resolved COVID-19 in the United States JZ Deng, JS Chan, AL Potter, YW Chen, HS Sandhu, N Panda, DC Chang, ... Annals of surgery 275 (2), 242	2022
Postoperative mortality among surgical patients with COVID-19: a systematic review and meta-analysis SM Abate, B Mantefardo, B Basu Patient safety in surgery 14 (1), 1-14	2020
Coronavirus disease 2019 (COVID-19) markedly increased mortality in patients with hip fracture–a systematic review and meta-analysis MA Lim, R Pranata Journal of Clinical Orthopaedics and Trauma 12 (1), 187-193	2021
Prolonged social lockdown during COVID-19 pandemic and hip fracture epidemiology PA Slullitel, CM Lucero, ML Soruco, JD Barla, JA Benchimol, BR Boietti, ... International orthopaedics 44, 1887-1895	2020
Early mortality after hip fracture surgery in COVID-19 patients: a systematic review and meta-analysis KC Wang, R Xiao, ZB Cheung, JP Barbera, DA Forsh Journal of Orthopaedics 22, 584-591	2020
The prevalence, mortality, and associated risk factors for developing COVID-19 in hip fracture patients: a systematic review and meta-analysis ND Clement, N Ng, CJ Simpson, RFL Patton, AJ Hall, AHRW Simpson, ... Bone & Joint Research 9 (12), 873-883	2020
IMPACT-Scot 2 report on COVID-19 in hip fracture patients: a nationwide study of mortality, risk factors for community and hospital acquired COVID-19, and suggested care pathways AJ Hall, ND Clement, AMJ MacLullich, TO White, AD Duckworth The Bone & Joint Journal 103 (5), 888-897	2021
National operating volume for primary hip and knee arthroplasty in the COVID-19 era: a study utilizing the Scottish arthroplasty project dataset LZ Yapp, JV Clarke, M Moran, AHRW Simpson, CEH Scott Bone & Joint Open 2 (3), 203-210	2021
The impact of COVID-19 on the management and outcomes of patients with proximal femoral fractures: a multi-centre study of 580 patients A Wignall, V Giannoudis, C De, A Jimenez, S Sturdee, S Nisar, H Pandit, ... Journal of Orthopaedic Surgery and Research 16, 1-7	2021
Mortality of patients with COVID‐19 who undergo an elective or emergency surgical procedure: a systematic review and meta‐analysis WA Brown, EM Moore, DA Watters ANZ journal of surgery 91 (1-2), 33-41	2021
Active smokers are at higher risk of COVID-19 death: a systematic review and meta-analysis R Patanavanich, T Siripoon, S Amponnavarat, SA Glantz Nicotine and Tobacco Research 25 (2), 177-184	2023
Hip fracture characteristics and outcomes during COVID-19: a large retrospective national database review H Zhong, J Poeran, J Liu, LA Wilson, SG Memtsoudis British journal of anaesthesia 127 (1), 15-22	2021
Impact of COVID-19 on clinical outcomes for patients with fractured hip: a multicentre observational cohort study D Rasidovic, I Ahmed, C Thomas, PKU Kimani, P Wall, K Mangat, ... Bone & joint open 1 (11), 697-705	2020
Periprocedural complications in patients with SARS-CoV-2 infection compared to those without infection: a nationwide propensity-matched analysis BK Lal, NK Prasad, BR Englum, DJ Turner, T Siddiqui, MM Carlin, R Lake, ... The American Journal of Surgery 222 (2), 431-437	2021
Peri-operative outcomes and predictors of mortality in COVID-19 positive patients with hip fractures: a multicentre study in the UK C De, A Wignall, V Giannoudis, A Jimenez, S Sturdee, J Aderinto, ... Indian Journal of Orthopaedics 54, 386-396	2020
The impact of the COVID-19 pandemic on the length of stay following total hip and knee arthroplasty in a high volume elective orthopaedic unit G Green, S Abbott, Y Vyrides, I Afzal, D Kader, S Radha Bone & Joint Open 2 (8), 655-660	2021
Early mortality in hip fracture patients admitted during first wave of the COVID-19 pandemic in Northern Italy: a multicentre study D Dallari, L Zagra, P Cimatti, N Guindani, R D’Apolito, F Bove, ... Journal of Orthopaedics and Traumatology 22, 1-8	2021
The impact of COVID-19 on trauma and orthopaedic patients requiring surgery during the peak of the pandemic: a retrospective cohort study ND Mackay, CP Wilding, CR Langley, J Young Bone & Joint Open 1 (9), 520-529	2020
Pain and function deteriorate in patients awaiting total joint arthroplasty that has been postponed due to the COVID-19 pandemic JRT Pietrzak, Z Maharaj, M Erasmus, N Sikhauli, JN Cakic, L Mokete World Journal of Orthopedics 12 (3), 152	2021
Mortality escalates in patients of proximal femoral fractures with COVID-19: A systematic review and meta-analysis of 35 studies on 4255 patients MK Patralekh, VK Jain, KP Iyengar, GK Upadhyaya, R Vaishya Journal of Clinical Orthopaedics and Trauma 18, 80-93	2021

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