INCIDENCE OF SPINAL CANCER IN A TERTIARY CARE HOSPITAL IN MEXICO

ABSTRACT Objective To determine the incidence of primary malignant bone tumors of the spine in a High Specialty Orthopedics and Traumatology Medical Unit. Methods Review study. The study included patients receiving benefits from the Mexican Social Security Institute of all ages and both sexes with malignant spinal bone tumors during the period from 2010 to 2017. The descriptive statistics used were central tendency measures and dispersion in the SPSS v. 22 program from IBM. The results are presented in tables and figures. Results There were 107 patients, 56 (52.34%) men, 51 (47.66%) women with a mean age of 59.75 + 10.76 years (minimum 35, maximum 88). There were 46,840 hospital discharges during the period, for an annual average of 5,855 and a monthly average of 487.91. Of the 107 study cases, 78 (72.89%) were in the lumbosacral, 15 (14.01%) in the cervical, and 14 (13.08%) in the thoracic region. The incidence for the period was 1.9/1000 discharges, 1.38in 2010 increasing to 2.32 in 2017. Conclusions The behavior of primary malignant spinal tumors has increased its presentation from 2010 to 2017 . Level of evidence III; Non-analytical, descriptive study.

摘要
目的：明确某高级骨科创伤医疗单元内脊柱原发性恶性骨肿瘤的发病率。
方法：本研究为回顾性研究。研究纳入2010年至2017年间，所有符合墨西哥社会保障研究所（Mexican Social Security Institute）参保条件、确诊为脊柱恶性骨肿瘤的各年龄段男女患者。采用IBM SPSS v.22统计软件进行描述性统计分析，涵盖集中趋势与离散趋势指标，研究结果以表格与图表形式呈现。
结果：本研究共纳入107例患者，其中男性56例（占比52.34%），女性51例（占比47.66%），平均年龄为59.75±10.76岁（年龄范围35~88岁）。研究周期内累计出院病例46840例，年均出院量为5855例，月均出院量为487.91例。在107例研究对象中，78例（72.89%）病变累及腰骶段脊柱，15例（14.01%）累及颈段，14例（13.08%）累及胸段。本研究周期内的总体发病率为1.9/1000例出院病例，发病率从2010年的1.38/1000升至2017年的2.32/1000。
结论：2010年至2017年间，脊柱原发性恶性肿瘤的就诊病例呈逐年上升趋势。证据等级：Ⅲ级；非分析性描述性研究。