Retrospective Study of Patients with Acute Presentation for Asthma to an Emergency Department in UK (RAPAE)

Study team will obtain a list of all patients who have been seen in A+E over the past 6 years with a discharge diagnosis of asthma. Their history will be reviewed from their A+E notes. Team will obtain weight and height from Electronic prescribing tool and will obtain compliance information and past medical history from participant's GP records. Team will use participant's postcode to word out socio economic status quintile using office of national statistics tool. The following information will be taken from hospital documentation and from GP records.