Background
Emergency Medical Services (EMS) systems exist to reduce death and disability from life-threatening medical emergencies. Less than 9% of the African population is serviced by an emergency medical services transportation system, and nearly two-thirds of African countries do not have any known EMS system in place. One of the leading reasons for EMS utilization in Africa is for obstetric emergencies. The purpose of this systematic review is to provide a qualitative description and summation of previously described interventions to improve access to care for patients with maternal obstetric emergencies in Africa with the intent of identifying interventions that can innovatively be translated to a broader emergency context.
Methods
The protocol was registered in the PROSPERO database (International Prospective Register of Systematic Reviews) under the number CRD42018105371. We searched the following electronic databases for all abstracts up to 10/19/2020 in accordance to PRISMA guidelines: PubMed/MEDLINE, Embase, CINAHL, Scopus and African Index Medicus. Articles were included if they were focused on a specific mode of transportation or an access-to-care solution for hospital or outpatient clinic care in Africa for maternal or traumatic emergency conditions. Exclusion criteria included in-hospital solutions intended to address a lack of access. Reference and citation analyses were performed, and a data quality assessment was conducted. Data analysis was performed using a qualitative metasynthesis approach.
Findings
A total of 6,457 references were imported for screening and 1,757 duplicates were removed. Of the 4,700 studies that were screened against title and abstract, 4,485 studies were excluded. Finally, 215 studies were assessed for full-text eligibility and 152 studies were excluded. A final count of 63 studies were included in the systematic review. In the 63 studies that were included, there was representation from 20 countries in Africa. The three most common interventions included specific transportation solutions (n = 39), community engagement (n = 28) and education or training initiatives (n = 27). Over half of the studies included more than one category of intervention.
Interpretation
Emergency care systems across Africa are understudied and interventions to improve access to care for obstetric emergencies provides important insight into existing solutions for other types of emergency conditions. Physical access to means of transportation, efforts to increase layperson knowledge and recognition of emergent conditions, and community engagement hold the most promise for future efforts at improving emergency access to care.
Background:
Drones have great potential to speed the delivery of AEDs in the critical first few minutes of OHCA. However, it is unclear whether bystanders can balance high-quality cardiopulmonary resuscitation (CPR) with AED deployment. The 2015 AHA CPR guidelines recommend a chest compression (cc) rate of 100-120/minute, cc depth of 50-60mm, and cc fraction of >60%.
Method:
We performed mock cardiac arrest simulations using bystander volunteers, including simulated 911 call, telephone-assisted dispatcher CPR instructions, bystander CPR, drone-delivered AED, and AED application. CPR performance was recorded by a Laerdal Resusci Anne Quality Feedback System and compared between two groups of participants: recent CPR training (<2 years) versus remote (>2 years) or no CPR training. Prior data had shown CPR skill degradation after 2 years. Chi-squared tests compared demographics; T-tests compared age and CPR performance data.
Results:
Between 9/2019-3/2020, 5 simulations were conducted with 51 participants. The mean age was 39.7 years, 56.9% were female, and 78.4% had a college or graduate degree. Racial/ethnic makeup consisted of 64.7% White, 15.7% African-American, 15.7% Asian, and 11.8% Hispanic. 41.2% had recent CPR training (n=21); 58.8% had remote CPR training (n=19) or no CPR training (n=11). There were no differences in demographics by CPR training groups. Participants with recent CPR training had shorter time from CPR initiation to AED shock delivery (3:45 vs. 4:14 [min:sec], p=0.01) and a trend toward higher percent of time with cc depth (77.4% vs 50.4%, p=0.11) and higher cc fraction (46.8% vs 42.9 %, p=0.12). There were no differences for percent of time with cc rate or CPR recoil.
Conclusion:
Overall, CPR quality was low regardless of prior CPR training status. Those recently trained had shorter resuscitation time and appeared to have better CPR performance. Realization of a drone AED networks may require novel CPR programs focused on high-quality CPR.
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