Table 4.

Infusion and alarm frequencies by care area and across the whole hospital between the study dates January 1, 2000, to September 29, 2017 (6482 days).

Parameter		Frequency in critical care areas, n					Frequency in whole hospital, n	Alarm frequency, %
		All	NICUa	GICUb	CCUc	PICUd
Total infusion starts		187,441	30,527	45,756	110,254	904	1,600,832	N/Ae
Alarms per infusion, mean		4.50	3.71	4.36	1.33	8.61	1.39	N/A
Alarm types
	Total alarms	467,437	113,277	199,482	146,694	7784	2,211,457	100
	Flow error (ie, drip counter)	0	N/A	0	0	N/A	0	0
	Air-in-line accumulation exceeded	6975	N/A	6700	275	N/A	27,583	1.25
	Air-in-line single bubble exceeded	17,100	N/A	12,724	4376	N/A	108,701	4.92
	Callback	134,754	22,396	68,037	42,740	1581	802,691	36.30
	Door open while infusing	14	N/A	14	0	N/A	2710	0.12
	Drive engage failure	10,850	5629	175	4624	422	13,807	0.62
	End of infusion	20,762	4650	849	13,995	1268	23,903	1.08
	Near end of infusion	107,236	10,695	49,517	45,668	1356	278,969	12.61
	Occlusion (downstream)	136,148	62,944	49,444	21,314	2446	847,438	38.32
	Occlusion (upstream)	14,602	N/A	11,710	2892	N/A	86,592	3.92
	Syringe disengaged	15,400	6738	290	7915	457	15,288	0.69
	End of syringe	3396	225	22	2895	254	3775	0.17
Infusions started from within the drug library (ie, detectable as critical infusions), %		N/A	N/A	N/A	N/A	N/A	67.39	N/A

^aNICU: neonatal intensive care unit.

^bGICU: general intensive care unit.

^cCCU: coronary care unit.

^dPICU: pediatric intensive care unit.

^eN/A: not applicable.