Table 1.

Data charting results: interventions and context.

Domain and category					Definition			Studies (N=25), n (%)
Implementation context
	Clinical focus
		General	No specific clinical focus identified (MICUa, SICUb)			21 (84)
		Specialized	Specific clinical focus (ie, sepsis, cardiology, neurocritical)			4 (16)
	ICUc type
		Open	Primary physician has full-time responsibility for patient care			10 (40)
		Open/closed	Features of both open and closed models			9 (36)
		Closed	Intensivists available with full responsibility for patient care			6 (24)
	Hospital type
		Tertiary	Tertiary care institutions or teaching hospitals			11 (44)
		Mixed	Care organization spanning tertiary and community settings			4 (16)
		Community	Community hospitals or small medical facility			9 (36)
		Not available	N/Ad			1 (4)
System configuration
	Continuous			Continuous patient critical care monitoring			5 (20)
	Mixed			Continuous monitoring including scheduled rounds			9 (36)
	Scheduled			Scheduled consultation at regular interval. Virtual rounds.			9 (36)
	Not available			Insufficient information provided			2 (8)
	Centralized			Tele-ICU Command Center or Hub centralizing patient care			19 (76)
	Decentralized			Distributed architecture without centralized hub			5 (20)
	Not available			N/A			1 (4)
	Direct access			Direct staff remote access to patient data			18 (72)
	Limited access			Limited staff remote access (screen sharing) to patient data			4 (16)
	Not available			N/A			3 (12)
Implementation rationale
	Coverage			Intensivist shortage, provision of extended coverage			13 (52)
	Compliance			Adherence and compliance to critical care guidelines			10 (40)
	Transfer			Patients screening or triage for transfers to or from ICU			2 (8)

^aMICU: medical intensive care unit.

^bSICU: surgical intensive care unit.

^cICU: intensive care unit.

^dN/A: not applicable.