Table 3.

Occurrence of severe and mild UNSEMs^a by EMS care domain among 378 critical ambulance transports of pediatric patients

EMS Care Domain	Severe UNSEMs n (%)b	Mild UNSEMs n (%)b
Assessment, Impression/Diagnosis, and or clinical decision making	46 (9.4)	45 (9.1)
Resuscitation	41 (10.2)	34 (6.9)
Airway Management	32 (6.5)	26 (5.3)
Medications	27 (5.5)	46 (9.4)
Procedures	21 (4.2)	56 (11.4)
Equipment	9 (1.8)	13 (2.6)
System	8 (1.6)	14 (2.9)
Fluids	8 (1.6)	15 (3.1)
Environment	2 (0.04)	13 (2.6)
Total	194	262

^aUNSEM = A patient safety event involving: Unintended injury or consequence; Near miss; Suboptimal action; Error; or Management complication

^bPercent among 378 transports