Background
The National Cardiogenic Shock Initiative is a single‐arm, prospective, multicenter study to assess outcomes associated with early mechanical circulatory support (MCS) in patients presenting with acute myocardial infarction and cardiogenic shock (AMICS) treated with percutaneous coronary intervention (PCI).
Methods
Between July 2016 and February 2019, 35 sites participated and enrolled into the study. All centers agreed to treat patients with AMICS using a standard protocol emphasizing invasive hemodynamic monitoring and rapid initiation of MCS. Inclusion and exclusion criteria mimicked those of the “SHOCK” trial with an additional exclusion criteria of intra‐aortic balloon pump counter‐pulsation prior to MCS.
Results
A total of 171 consecutive patients were enrolled. Patients had an average age of 63 years, 77% were male, and 68% were admitted with AMICS. About 83% of patients were on vasopressors or inotropes, 20% had a witnessed out of hospital cardiac arrest, 29% had in‐hospital cardiac arrest, and 10% were under active cardiopulmonary resuscitation during MCS implantation. In accordance with the protocol, 74% of patients had MCS implanted prior to PCI. Right heart catheterization was performed in 92%. About 78% of patients presented with ST‐elevation myocardial infarction with average door to support times of 85 ± 63 min and door to balloon times of 87 ± 58 min.
Survival to discharge was 72%. Creatinine ≥2, lactate >4, cardiac power output (CPO) <0.6 W, and age ≥ 70 years were predictors of mortality. Lactate and CPO measurements at 12–24 hr reliably predicted overall mortality postindex procedure.
Conclusion
In contemporary practice, use of a shock protocol emphasizing best practices is associated with improved outcomes.
Previous studies have suggested that education and race may affect performance on standardized mental status tests. In order to more clearly define these relationships, a prospective longitudinal study was devised to answer two questions: (1) whether race or level of education affects scores on the Mini-Mental State (MMS) exam in non-demented people and (2) what numerical cutpoints maximize the sensitivity and specificity of utilizing the MMS to help diagnose dementia in blacks of varying educational attainment. A total of 100 white and 258 black individuals, recruited from two city hospital primary care geriatric clinics, were evaluated and subsequently followed longitudinally over a 2 1/2 year period in order to assess accurately the presence or absence of dementia. In the non-demented, total MMS scores and performance on each item of the MMS were analyzed, revealing that people with an 8th grade or less education consistently had significantly (P less than .01) worse results than the better educated (9th grade or better) on borough, attention items, recall of table and dog, copying, sentence writing, phrase repeating, and total score. Furthermore, a total of 25% of the lower education group had an MMS score in the 18-23 range, traditionally thought to suggest dementia. There were no consistently significant differences between blacks and whites of equal education. In the better educated groups, using a score of 23 or less to define dementia maximizes the sensitivity and specificity of using the MMS in this diagnosis at 93% and 100%, respectively. In the lower education group, using 17 or less to define dementia maximizes sensitivity and specificity at 81% and 100%, respectively.(ABSTRACT TRUNCATED AT 250 WORDS)
Use of donepezil by AD patients resulted in significant delays in NHP. Long-term use of donepezil may help AD patients live longer in community settings, with consequent personal, social, and economic benefits.
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