Table 1 Criteria for the patient with severe illness code
Number | Criteria |
|---|---|
1 | Patient who visited ED within 48 hours from symptom onset |
2 | Patient who visited ED “directly” or “through outpatient” |
3 | Patient who admitted GW or ICU, via ED |
4 | Patient who diagnosed as “severe illness code,” either main diagnosis, sub diagnosis, or exclusion diagnosis |