Fig. 1.

Flow chart. ¹Patients with a confirmed history of a long-term condition: Patients with at least 2 separate emergency admissions in the pre-period at which the comorbidity was recorded. ²Secondary diagnoses cohorts: Patients with at least two admissions in the pre-period where the comorbidity was recorded and a post-period admission where the diagnosis was not recorded as the primary diagnosis. ³All diagnoses cohorts: Patients with at least 2 admissions in the pre-period where the comorbidity was recorded and a post-period admission. ⁴End of life cohorts: Patients with at least two admissions in the pre-period where the comorbidity was recorded and a post-period admission within 30 days of death where the diagnosis was not recorded as the primary diagnosis. CPD=chronic pulmonary disease; CHF=congestive heart failure; H/P plegia=hemiplegia / paraplegia; Met cancer=metastatic cancer