Table 5.

Patients receiving vasopressin, norepinephrine, or both, by age group and detectability of serum epinephrine

Age group	Serum epinephrine		Total	p-value*
	Undetectable	Detectable			OR (95% CI)
	n (%)	n (%)	n (%)
≤ 60 years
Vasopressin, norepinephrine, or both
No	12 (28.6)	5 (11.9)	17 (40.5)	1.00	1.00 (Reference)
Yes	17 (40.5)	8 (19.0)	25 (59.5)		0.88 (0.23; 3.38)
Total	29 (69.1)	13 (30.9)	42 (100.0)
> 60 years
Vasopressin, norepinephrine, or both
No	11 (27.5)	7 (17.5)	18 (45.0)	0.05	1.00 (Reference)
Yes	20 (50.0)	2 (5.0)	22 (55.0)		6.36 (1.12; 36.08)
Total	31 (77.5)	9 (22.5)	40 (100.0)

Patients who were receiving epinephrine (n = 8) were excluded from the analysis

OR odds ratio; 95% CI 95% confidence interval

*Fisher’s exact test