Langerhans' cell histiocytosis can manifest as three distinct clinicopathologic entities: acute disseminated Langerhans' histiocytosis (previously known as Letterer-Siwe disease), unifocal Langerhans' cell histiocytosis (previously known as eosinophilic granuloma).
average handle time (AHT) Average handle time (AHT) is a call center metric for the average duration of one transaction, typically measured from the customer's initiation of the call and including any hold time, talk time and related tasks that follow the transaction. AHT is a prime factor when deciding call center staffing levels.
So what are the top ten stressful life events on the Holmes and Rahe scale, and how are they used to predict the likelihood of illness? Each event is assigned a âLife Change Unitâ score. These are then added together over a year and used to predict illness. For adults, the top ten most stressful events and their âLife Change Unitâ scores are as follows: Death of a spouse: 100.