BACKGROUND:Cardiopulmonary resuscitation(CPR) is a kind of emergency treatment for cardiopulmonary arrest,and chest compression is the most important and necessary part of CPR.The American Heart Association published ...BACKGROUND:Cardiopulmonary resuscitation(CPR) is a kind of emergency treatment for cardiopulmonary arrest,and chest compression is the most important and necessary part of CPR.The American Heart Association published the new Guidelines for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care in 2010 and demanded for better performance of chest compression practice,especially in compression depth and rate.The current study was to explore the relationship of quality indexes of chest compression and to identify the key points in chest compression training and practice.METHODS:Totally 219 healthcare workers accepted chest compression training by using Laerdal ACLS advanced life support resuscitation model.The quality indexes of chest compression,including compression hands placement,compression rate,compression depth,and chest wall recoil as well as self-reported fatigue time were monitored by the Laerdal Computer Skills and Reporting System.RESULTS:The quality of chest compression was related to the gender of the compressor.The indexes in males,including self-reported fatigue time,the accuracy of compression depth and the compression rate,the accuracy of compression rate,were higher than those in females.However,the accuracy of chest recoil was higher in females than in males.The quality indexes of chest compression were correlated with each other.The self-reported fatigue time was related to all the indexes except the compression rate.CONCLUSION:It is necessary to offer CPR training courses regularly.In clinical practice,it might be better to change the practitioner before fatigue,especially for females or weak practitioners.In training projects,more attention should be paid to the control of compression rate,in order to delay the fatigue,guarantee enough compression depth and improve the quality of chest compression.展开更多
目的制订不同胎龄新生儿身长胸围指数,为评价新生儿出生时身体的匀称性提供参考数据。方法采用横断面时间段整群抽样实况调查方法,于2013年4月至2015年9月在深圳市两家医院完成了16 887例不同胎龄单胎新生儿体重、身长、顶臀长、头围、...目的制订不同胎龄新生儿身长胸围指数,为评价新生儿出生时身体的匀称性提供参考数据。方法采用横断面时间段整群抽样实况调查方法,于2013年4月至2015年9月在深圳市两家医院完成了16 887例不同胎龄单胎新生儿体重、身长、顶臀长、头围、胸围现场测量,用以制订不同胎龄新生儿身长胸围指数(BCI)。百分位曲线拟合应用Lambda Mu Sigma(LMS)方法。结果制订了2015年深圳胎龄27~42周单胎新生儿(男、女、性别混合)三分组的BCI均数和3rd^97th百分位曲线。男、女新生儿的BCI数值在胎龄27周最低,随着胎龄增加BCI数值不断增大,胎龄42周BCI数值最大。揭示胎儿宫内生长的胸廓发育伴随胎龄增加不断提高,胎龄42周胸廓发育度最佳。在胎龄27~42周,女性BCI的50th百分位曲线数值明显高于男性,增加值为0.22~1.07;t=3.05~7.87,均P<0.001(胎龄37~41周),差异有统计学意义。结论不同胎龄新生儿胸廓发育度伴随胎龄增加不断提高,胎龄42周胸廓发育度最佳。女性宫内生长胸廓发育度优于男性。展开更多
基金supported by a grant from the Natural Science Fund of Hubei Province(2011CDB195)
文摘BACKGROUND:Cardiopulmonary resuscitation(CPR) is a kind of emergency treatment for cardiopulmonary arrest,and chest compression is the most important and necessary part of CPR.The American Heart Association published the new Guidelines for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care in 2010 and demanded for better performance of chest compression practice,especially in compression depth and rate.The current study was to explore the relationship of quality indexes of chest compression and to identify the key points in chest compression training and practice.METHODS:Totally 219 healthcare workers accepted chest compression training by using Laerdal ACLS advanced life support resuscitation model.The quality indexes of chest compression,including compression hands placement,compression rate,compression depth,and chest wall recoil as well as self-reported fatigue time were monitored by the Laerdal Computer Skills and Reporting System.RESULTS:The quality of chest compression was related to the gender of the compressor.The indexes in males,including self-reported fatigue time,the accuracy of compression depth and the compression rate,the accuracy of compression rate,were higher than those in females.However,the accuracy of chest recoil was higher in females than in males.The quality indexes of chest compression were correlated with each other.The self-reported fatigue time was related to all the indexes except the compression rate.CONCLUSION:It is necessary to offer CPR training courses regularly.In clinical practice,it might be better to change the practitioner before fatigue,especially for females or weak practitioners.In training projects,more attention should be paid to the control of compression rate,in order to delay the fatigue,guarantee enough compression depth and improve the quality of chest compression.
文摘目的制订不同胎龄新生儿身长胸围指数,为评价新生儿出生时身体的匀称性提供参考数据。方法采用横断面时间段整群抽样实况调查方法,于2013年4月至2015年9月在深圳市两家医院完成了16 887例不同胎龄单胎新生儿体重、身长、顶臀长、头围、胸围现场测量,用以制订不同胎龄新生儿身长胸围指数(BCI)。百分位曲线拟合应用Lambda Mu Sigma(LMS)方法。结果制订了2015年深圳胎龄27~42周单胎新生儿(男、女、性别混合)三分组的BCI均数和3rd^97th百分位曲线。男、女新生儿的BCI数值在胎龄27周最低,随着胎龄增加BCI数值不断增大,胎龄42周BCI数值最大。揭示胎儿宫内生长的胸廓发育伴随胎龄增加不断提高,胎龄42周胸廓发育度最佳。在胎龄27~42周,女性BCI的50th百分位曲线数值明显高于男性,增加值为0.22~1.07;t=3.05~7.87,均P<0.001(胎龄37~41周),差异有统计学意义。结论不同胎龄新生儿胸廓发育度伴随胎龄增加不断提高,胎龄42周胸廓发育度最佳。女性宫内生长胸廓发育度优于男性。
