Table 1.

Characteristics of tele-ICUs, tele-ICU nurses, and monitored ICUs

Tele-ICU Characteristics	Years in existence (mean, min-max)	6.2, 4–10
	Largest number of beds monitored per nurse (mean, min-max)	44.4, 30–52
Tele-ICU Nurse Characteristics	Hours worked per week (mean, min-max)	26.6, 6–72
	Years of experience working as ICU nurse (mean, min-max)	17.5, 0.3–37.8
	Age, in years (%)
	≤ 34	8
	35–54	73
	≥ 55	19
	Work at a monitored ICU (%)	17.2
Monitored ICU Characteristics	Closed [Intensivist present at all times] (%)	19.3
	Specialized patient population [Cardiac, neuro, etc.] (%)	27.8
	Number of ICU beds (mean, min-max)	12, 2–44
	Years working with tele-ICU (mean, min-max)	4.8, 0.6–11