Time to Initial Assessment
Identifying Attributes
Care Settings
Hospital Care
Country
England
Publishing Organisation
National Health Service (NHS) England: Provisional Accident and Emergency Quality Indicators for England
Type of Quality Indicator
Process
IOM Quality Dimension
Timeliness
Domain
Wait Times and System Planning / Access
Defining Attributes
Definition
Median and 95th percentile of total minutes between arrival time and assessment time for ambulance cases.
Numerator
Median and 95th percentile difference (minutes) between "arrival time" and "assessment time".
Denominator
Total number of attendances in the Emergency Care Data Set (Ambulance cases only)
Exclusions
Excludes attendances over 72 hours.
Use of Risk Adjustment
No
Risk Adjustments
None
Stratifications
By provider, median time and 95th percentile time.
Collection and Reporting Attributes
Type of Data Collection
Standardised clinical data
Data Collection Methods
Emergency Care Data Set (ECDS)
Frequency of Data Collection
Monthly
Frequency of Data Collection in Days
30
Reporting Methods
Monthly publication available online: digital.nhs.uk/data-and-information/publications/statistical/provisional-accident-and-emergency-quality-indicators-for-england
Reporting Frequency
Monthly
Reporting Frequency in Days
30
Indicator Has Recommended Targets
No
Source and Reference Attributes
Technical Specifications
Link to Measurement Tools
Quality Indicator Confirmed to be Part of a Program Used to Monitor Quality and Safety of Care Among Older People at a Population-Level between 2012-2022
Yes
Assessed by the Australian Consortium for Aged Care Collaborators as Generally Containing Good Properties (Importance and Scientific Acceptability)
No
Australian Consortium for Aged Care Endorsed
No
Identified by PHARMA-Care Project
No
Upload Date
02 December 2025
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Date Modified 02 December 2025