Table 4.

a: Abnormal Vital Signs of Discharged Cohort and rate of 7-Day Admission Following ED Discharge
Number of Abnormal Vital Signs	Total ED Discharges N=104025	Admitted within 7 days N = 4638 (row %)
0	96027	3968 (4.1)
1	6968	560 (8.0)
2	506	60 (11.7)
3	18	2 (11.1)
4	0	0

b: Metrics of Discharged Patients with Abnormal Vital Signs and Odds of 7-Day Admission Following ED Discharge
Number of Abnormal Vital Signs	OR (95% CI)	PPV	NPV	Sn	Sp
1,2,or 31	2.10 (1.92–2.31)	0.08	0.96	0.136	0.931
. 2 or 32	2.92 (2.24–3.82)	0.12	0.96	0.014	0.995
. 33	2.70 (0.62–11.73)	0.11	0.96	0.000	1.000

^*0.5% of patients discharged from EDs had no single vital sign recorded

The presented abnormal vital signs are based on the analysis. The vital signs missing information are as follows: SBP 0.6%, heart rate 0.5%, body temperature 1.5%, pulse oximetry 3.6%

Abnormal Vital Signs are determined by the analysis.

¹1,2, or 3 abnormal vital signs with referent 0 abnormal vital signs

²2 or 3 abnormal vital signs with referent 0 or 1 abnormal vital signs

³0 3 abnormal vital signs with referent 0,1, or 2 abnormal vital signs