低骨量与老年钙化性心脏瓣膜病的相关研究
Relationship between low bone mass and senile calcified valvular disease
  
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中文关键词:  老年钙化性心脏瓣膜病  骨量  T值
英文关键词:
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时惠 周晓辉 新疆医科大学第一附属医院干部内一科 
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中文摘要:
      目的评价老年人心脏瓣膜钙化和骨量情况,探讨低骨量与老年钙化性心脏瓣膜病(senile calcified valvulardisease, SCVD)的关系。方法连续收集2011年1月至2013年5月期间在新疆医科大学第一附属医院干部病房住院的患者,年龄> 60岁,符合纳人标准,共353例,其中男性215例,平均年龄(72. 09 ± 7. 73)岁,女性138例,平均年龄(69. 54 ± 6. 59)岁。应用 超声心动图观察其心脏瓣膜情况,根据老年钙化性心脏瓣膜病诊断标准,将其分为SCVD组(男性57例,女性47例),非SCVD 组(男性158例;女性91例);同时所有研究对象均行双能X线骨密度测定,评估腰椎、全髋关节、股骨颈骨量情况。结果 (1) SCVD组和非SCVD组低骨量总人数比较,差异有统计学意义(x2 = 4. 315,P < 0. 05)。但无论在男性还是女性,两组间比 较,差异无统计学意义(P >0.05)。(2) SCVD组低骨量患者全髋关节骨密度较非SCVD组降低,差异有统计学意义(t值: 2.455,P <0.05),两组间股骨颈T值比较,差异有统计学意义(t值:2.051,P <0.05),两组间全髋关节T值比较,差异有统计 学意义(t值:3. 066,尸<0. 05),两组间最低T值比较,差异有统计学意义(t值:3. 218,尸<0.05)。(3)未发现男性SCVD组和 非SCVD组腰椎、全髋关节、股骨颈骨密度及T值比较,差异有统计学意义(P >0. 05),但两组间最低T值比较,差异有统计学 意义(t值:2. 354,P <0. 05)。(4)女性SCVD组和非SCVD组全髋关节T值比较,差异有统计学意义(t值:2. 452,尸< 0. 05), 两组间最低T值比较,差异有统计学意义(t值:2. 352,P <0. 05)。(5)经logistic回归分析后,无论男性还是女性,SCVD组与 非SCVD组年龄比较均存在显著差异,有统计学意义(男性OR:1. 061,95% CI:1. 019 ~ 1. 105,尸< 0. 05,女性OR:1. 077,95% CI:1. 017-1. 139,P <0.05),年龄与老年钙化性心脏瓣膜病发生风险独立相关,未发现性别、体重指数、高血压、高脂血症、糖 尿病、冠心病、低骨量与老年钙化性心脏瓣膜病发生风险相关。(6)经logistic回归分析后,女性最低T值在SCVD组与非 SCVD组存在差异,有统计学意义(0R:0.645,95%CI:0.441 ~0.945,P <0.05)。结论(1)年龄是SCVD发生的独立危险因 素之一。(2)女性SCVD患者需行骨密度测定,尤其是全髋关节部位,来评估骨量情况。(3)女性最低T值与SCVD发病相 关,推测女性低骨量可能是使老年钙化性心脏瓣膜病发生风险增加的独立因素。女性低骨量患者需进一步评估瓣膜情况及 相关心血管疾病。
英文摘要:
      To evaluate the bone mass and the calcification of the heart valves in the elderly,and to investigate the relationship between low bone mass and senile calcified valvular disease ( SCVD). Methods A total of 353 patients,who were hospitalized in the cadre ward in our hospital from January 2011 to May 2013,with age over 60 years old,were enrolled in this study. All these patients fit to the inclusion criteria. Among 353 patients,215 were males,with an average age of 72. 09 士 7. 73 years old,and 138 were females,with an average age of 69. 54 士 6. 59 years old. The heart valves were observed and assessed using transthoracic echocardiography. According to senile calcified valvular disease diagnostic criteria, all subjects were divided into SCVD group (57 men and 47 women) and non-SCVD group (158 men and 91 women). The bone mineral density (BMD) was detected using dual-energy X-ray absorptiometry,in order to evaluate the bone mass of the lumbar vertebrae,the total hip joint,and the femoral neck. Results 1) The difference of constituent ratios of people with low bone mass in SCVD group and non SCVD group was statistically significant (P < 0. 05). But no difference between men and women was observed (P > 0. 05). 2) BMD of
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