BACKGROUND:In patients with chest pain who arrive at the emergency department(ED)by ambulance,venous access is frequently established prehospital,and could be utilized to sample blood.Prehospital blood sampling may sa...BACKGROUND:In patients with chest pain who arrive at the emergency department(ED)by ambulance,venous access is frequently established prehospital,and could be utilized to sample blood.Prehospital blood sampling may save time in the diagnostic process.In this study,the association of prehospital blood draw with blood sample arrival times,troponin turnaround times,and ED length of stay(LOS),number of blood sample mix-ups and blood sample quality were assessed.METHODS:The study was conducted from October 1,2019 to February 29,2020.In patients who were transported to the ED with acute chest pain with low suspicion for acute coronary syndrome(ACS),outcomes were compared between cases,in whom prehospital blood draw was performed,and controls,in whom blood was drawn at the ED.Regression analyses were used to assess the association of prehospital blood draw with the time intervals.RESULTS:Prehospital blood draw was performed in 100 patients.In 406 patients,blood draw was performed at the ED.Prehospital blood draw was independently associated with shorter blood sample arrival times,shorter troponin turnaround times and decreased LOS(P<0.001).No differences in the number of blood sample mix-ups and quality were observed(P>0.05).CONCLUSION:For patients with acute chest pain with low suspicion for ACS,prehospital blood sampling is associated with shorter time intervals,while there were no significant differences between the two groups in the validity of the blood samples.展开更多
目的回顾成都地区过去2年的全血献血情况,为今后开展无偿献血招募提供依据。方法从中心数据库中调取2012年1月-2013年12月期间的全血献血者数据,按照性别、年龄、学历、血型、民族以及献血量进行统计分析。2013年1-12月全血采集量按照...目的回顾成都地区过去2年的全血献血情况,为今后开展无偿献血招募提供依据。方法从中心数据库中调取2012年1月-2013年12月期间的全血献血者数据,按照性别、年龄、学历、血型、民族以及献血量进行统计分析。2013年1-12月全血采集量按照采集地点进行分类统计。结果 2012年1月-2013年12月有246 625人参加311 856次献血,其中单次献血者176 707人,2013年采血量比2012年增加3.88%。献血者血型分布O型>A型>B型>AB型,男性与女性比例为1∶1,汉族占95%。献血者职业:学生27.17%,职员12.74%,农民9.66%。18-25岁年龄段献血者最多,其次是26-30岁段,单次献血者主要集中在18-25岁年龄段。文化程度主要以本科、大专、中专高中和初中为主,占献血者人数的92%。献血量以400 m L和300 m L为主。献血屋采集量占7%,采血车采集量占93%。2013年全血采集量献血屋占7%,固定采血点占62%,临时采血点占31%。主城区采集量高于郊县。结论成都地区献血人群学历以初中文化水平以上为主,年龄以18-30岁为主,尤其是单次献血者。需要提高服务质量和加大宣传将单次献血者保留成重复献血者。冬夏季是全年2个采血量较低的阶段,需要发动更多的市民参与献血,满足临床用血需要,献血屋的使用效率有待进一步提高。献血服务网点的血液采集,目前基本能满足临床用血需要,如能进一步规划完善,各献血服务网点的采集能力还会进一步提高。展开更多
文摘BACKGROUND:In patients with chest pain who arrive at the emergency department(ED)by ambulance,venous access is frequently established prehospital,and could be utilized to sample blood.Prehospital blood sampling may save time in the diagnostic process.In this study,the association of prehospital blood draw with blood sample arrival times,troponin turnaround times,and ED length of stay(LOS),number of blood sample mix-ups and blood sample quality were assessed.METHODS:The study was conducted from October 1,2019 to February 29,2020.In patients who were transported to the ED with acute chest pain with low suspicion for acute coronary syndrome(ACS),outcomes were compared between cases,in whom prehospital blood draw was performed,and controls,in whom blood was drawn at the ED.Regression analyses were used to assess the association of prehospital blood draw with the time intervals.RESULTS:Prehospital blood draw was performed in 100 patients.In 406 patients,blood draw was performed at the ED.Prehospital blood draw was independently associated with shorter blood sample arrival times,shorter troponin turnaround times and decreased LOS(P<0.001).No differences in the number of blood sample mix-ups and quality were observed(P>0.05).CONCLUSION:For patients with acute chest pain with low suspicion for ACS,prehospital blood sampling is associated with shorter time intervals,while there were no significant differences between the two groups in the validity of the blood samples.
文摘目的回顾成都地区过去2年的全血献血情况,为今后开展无偿献血招募提供依据。方法从中心数据库中调取2012年1月-2013年12月期间的全血献血者数据,按照性别、年龄、学历、血型、民族以及献血量进行统计分析。2013年1-12月全血采集量按照采集地点进行分类统计。结果 2012年1月-2013年12月有246 625人参加311 856次献血,其中单次献血者176 707人,2013年采血量比2012年增加3.88%。献血者血型分布O型>A型>B型>AB型,男性与女性比例为1∶1,汉族占95%。献血者职业:学生27.17%,职员12.74%,农民9.66%。18-25岁年龄段献血者最多,其次是26-30岁段,单次献血者主要集中在18-25岁年龄段。文化程度主要以本科、大专、中专高中和初中为主,占献血者人数的92%。献血量以400 m L和300 m L为主。献血屋采集量占7%,采血车采集量占93%。2013年全血采集量献血屋占7%,固定采血点占62%,临时采血点占31%。主城区采集量高于郊县。结论成都地区献血人群学历以初中文化水平以上为主,年龄以18-30岁为主,尤其是单次献血者。需要提高服务质量和加大宣传将单次献血者保留成重复献血者。冬夏季是全年2个采血量较低的阶段,需要发动更多的市民参与献血,满足临床用血需要,献血屋的使用效率有待进一步提高。献血服务网点的血液采集,目前基本能满足临床用血需要,如能进一步规划完善,各献血服务网点的采集能力还会进一步提高。
