1The clinical significance of cervical facet inclination and asymmetryZHANG Jun-qi, WANG Xing-jin, LIU Hao, RONG XinEditorial481-4852Comparison of the clinical efficacy between PPECD and ACDF for cervical spondylotic radiculopathy in the early stageWANG Yong-zhuo, ZHANG Ya-ning, ZHANG Zhi-minSpine surgery486-4913Clinical outcome and influencing factors analysis of multi-level posterior column osteotomy in the treatment of rigid adult idiopathic scoliosisZHANG Yang-pu, HAI Yong, MENG Xiang-long, TAO Lu-ming, HAN Bo, YANG Hong-hao, ZHAO Zhi-hengSpine surgery492-4974Influence of spinal rotation on aortic position in patients with degenerative scoliosisLIU Yu-qi, LIANG Xiao, SUN Xiang-yao, SUN Wen-zhi, HU Hai-liang, KONG Chao, LU Shi-baoSpine surgery498-5035Comparison of ultrasonic osteotome and high-speed drill in posterior cervical spinous process splitting laminoplasty using coralline hydroxyapatiteMA Sai, LI Nan, HE DaSpine surgery504-5096Research progress on the effect of depression on the outcome of spinal surgeryMENG Meng, ZHANG Dan, GAN Lu, LI Zhong-haiReview510-5157The role of competitive endogenous RNA in the pathogenesis of osteoarthritisLAN Feng-jun, YANG Hua, LIU Miao, WU Hong-bin, SUN HongReview515-5218Research progress of robot-assisted total knee arthroplastySHAO Xiao-long, DU Tian-shu, YAN Zhao, CAO Xiao-rui, ZHU Qing-shengReview521-5259Changes and significance of proteomics in synovial fluid of patients with knee osteoarthritisAILIJIANG·Asra, LIAO Jun, DENG Ying-jie, LIANG Zhi-quan, LIU Peng-cheng, JIA HengOriginal article526-53210Correlation analysis between IGFBP-6, HIF-1α, VEGF and rheumatoid arthritis with different range of motionFENG Jian, LING Xiu-ting, SHI Jun-zhu, LIU Guo-dong, CHEN Rong-gui, ZHONG Wei-chuanOriginal article533-53611Adjustable suspension fixation with three Endobutton plates for treatment of acute acromioclavicular joint dislocationCEN Jing-sheng, TU Ze-song, TAN Zhi-yun, LI Ning, LUO Han-wenOriginal article537-54112Feasibility analysis of the E-PASS system and POSSUM system in evaluating postoperative complications of lumbar fractures in the elderlyPENG Li-xia, LI Xiao-ming, LIU Hui, ZHANG Jun, WANG Yang, LI JunOriginal article542-54713The clinical effect of ultrasound-guided fascia-iliaca compartment block on postoperative analgesia of elderly femoral intertrochanteric fracturesLIU Zhi-cheng, MA Lei, ZHANG Yi-cenClinical research and practice548-55214The lower-extremity function of patients with degenerative lumbar scoliosis: a three-dimensional gait analysisSHI Guang-lin, QI Shu-yan, WANG Han-ming, TAN JianClinical research and practice553-55715Surgical treatment of four injuries of the superior shoulder suspension complexWANG Shuai, DING Qiang, XIE Jin, YANG Hao, LUO Jing-wenCase report558-560 