利奈唑胺治疗老年重症肺炎的疗效和安全性分析

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利奈唑胺治疗老年重症肺炎的疗效和安全性分析目的探讨老年重症肺炎患者采取利奈唑胺治疗的疗效与安全性。方法抽

取我院2012年2月~2015年3月接诊的老年重症肺炎患者78例进行研究,随机分为两组,对照组38例采取万古霉素治疗,研究组40例采取利奈唑胺治疗。观察记录两组患者临床效果、死亡率及不良反应发生率,以及体温恢复正常时间、痰液颜色改变时间、肺部炎症明显吸收(>50%)时间,并对比分析。结果研究组临床总有效率为82.50%(33/80),对照组则为52.63%(20/38),研究组显著高于对照组,差异有统计学意义(P<0.05);研究组无死亡患者,对照组有2例死亡,对比差异无统计学意义(P>0.05);研究组不良反应发生率显著低于对照组,差异有统计学意义(P<0.05);研究组体温恢复正常时间、肺部炎症明显吸收(>50%)时间均明显低于对照组,差异有统计学意义(P<0.05),尽管两组痰液颜色改变时间对比差异无统计学意义(P>0.05),但研究组稍短。结论老年重症肺炎患者采取利奈唑胺治疗可取得不错的效果,疗效明确,可明显缩短症状恢复正常时间,安全性高,值得借鉴。

[Abstract] Objective To study the effect and safety of linezolid in the treatment of severe pneumonia in senile patients. Methods Selected 78 senile patients with severe pneumonia from February 2012 to March 2015,who were received and treated in our hospital,were selected as the research objections and were randomly divided into two groups,38 cases in control group were treated with vancomycin,and 40 cases in study group were treated with linezolid.To observe and record the clinical effect,the mortality,the incidence of adverse reactions,the time of temperature returned to normal,the change time of sputum color,and the significant absorption (>50%)time of pulmonary inflammation,and to comparative analyze. Results The clinical total effective rate in study group82.50%(33/80)was obviously higher than which in control group52.63%(20/38)(P<0.05). There was no dead in study group,while 2 cases dead in control group,the differences was no statistical significance compared with the two groups(P>0.05).The incidence of adverse reactions study group was significantly lower than the control group,the difference was statistically significant(P<0.05),the time of temperature returned to normal,the significant absorption(>50%)time of pulmonary inflammation in study group were significantly lower than which in control group,the differences were statically significant(P<0.05).Although the differences of the change time of sputum color was no statistical significance compared with the two groups(P>0.05),which in study group was a little shorter. Conclusion Linezolid in the treatment of severe pneumonia in senile patients has obtained better effect,has definite therapeutic effect,could curtail the time of symptoms returned to normal,has high safety,is worthy of reference.

[Key words] Gerontism;Severe pneumonia;Linezolid;Effect;Safety

重症肺炎属于临床比较棘手的常见疾病,其中老年人群好发,有着起病隐匿、进展快、病情危重及死亡率高等特点[1],从局部炎症到全身炎症,引发一系列

感染性并发症,包括多器官功能障碍、败血症及感染性休克等,严重影响患者生活质量与生命安全,需加强重视[2]。我院近几年采取利奈唑胺治疗取得了不错的效果,现报道如下。1 资料与方法

1.1 一般资料

本次研究共计入选对象78例,全部为我院接诊的老年重症肺炎患者,入选时间2012年2月~2015年3月。入选患者经病史询问、临床表现、实验室检查、肺部X线等确诊,签署知情同意书愿意配合本次研究,随机分为2组。对照组:38例,男18例、女20例;年龄60~79岁,平均(66.7±2.5)岁;病程1~19年,平均(5.4±1.3)年;研究组:40例,男19例、女21例;年龄60~78岁,平均(66.5±2.7)岁;病程1~18年,平均(5.6±1.1)年。两组患者在前述资料上对比,差异无统计学意义(P>0.05)。具有可比性。

1.2 方法

两组患者入院后均予以常规对症治疗,包括祛痰、平喘、输液等,对照组患者在此基础上加用万古霉素(礼来苏州制药有限公司,J20050069,批号20120112)治疗,1000mg/次,2次/d,静脉注射。研究组患者在常规对症治疗基础上加用利奈唑胺[Pfizer Pharmrmaceuticals LLC(美国),H20130609,批号2012016A]治疗,600mg/次,2次/d,静脉注射。两组均以连续治疗1~2周为1个疗程。

1.3 观察指标

观察记录两组患者临床效果、死亡率及不良反应发生率,以及体温恢复正常时间、痰液颜色改变时间、肺部炎症明显吸收(>50%)时间,并对比分析。其中不良反应主要有腹泻、头晕、恶心呕吐等。

1.4 疗效评价标准

本次研究疗效参照《抗菌药物临床研究指导原则》[3]执行,包括:(1)痊愈:治疗后体温、白细胞等恢复正常,胸片明显改善或恢复正常,精神状态完全恢复;(2)显效:治疗后体温、白细胞均有一定恢复,胸片明显改善,精神状态完全恢复;(3)进步:治疗后体温与白细胞有所恢复,胸片不变或有所改善,精神状态有所改善;(4)无效:未能达到前述标准。临床总有效率=(痊愈+显效)/总病例数×100%。

1.5 统计学处理

本次数据采用统计学软件SPSS18.0进行统计学分析,计量资料以()表示,采用t检验,计数资料以百分比表示,采用x2检验,P<0.05为差异有统计学意义。

2 结果

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