Factors Affecting Unscheduled Return Visits to the Emergency Department among Minor Head Injury Patients

Table 3

First ED visit presentations of admitted and nonadmitted returning minor head injury patients.

	Nonadmission; ()	Admission; ()	value
Male gender [no. (%)]	21 (45)	6 (60)	0.38
Age (yr)	41.5 ± 25.1	43.8 ± 24.2	0.79
Triage level 1 or 2 in first ED visit [number (%)]	4 (9)	5 (50)	0.00
First visit vital signs
Body temperature (°C)	36.5 ± 0.6	36.5 ± 0.6	0.72
Heart rate (times/min)	95 ± 19	91 ± 20	0.50
Respiratory rate (times/min)	19 ± 2	20 ± 3	0.42
Mean arterial pressure (mmHg)	101 ± 37	97 ± 37	0.74
GCS<15 [number (%)]	1 (2)	2 (20)	0.0
First visit ED management [number (%)]
Radiography	28 (60)	5 (50)	0.58
CT	16 (34)	6 (60)	0.13
Blood test	6 (13)	4 (40)	0.0
Suture done	15 (32)	2 (20)	0.24
Consultation	9 (19)	1 (10)	0.32
Mechanism [number (%)]
MVA Pedestrian	1 (2)	2 (20)
MVA Car	4 (9)	1 (10)
MVA Motorcycle	14 (30)	0 (0)
Fall	21 (45)	6 (60)
Fight	6 (13)	0 (0)
Presenting symptoms [number (%)]
Initial loss of consciousness	11 (23)	5 (50)	0.09
Vomiting	7 (15)	5 (50)	0.0
Subcutaneous hematoma	4 (9)	1 (10)	0.43
Amnesia of any kind	4 (9)	1 (10)	0.43
Send by ambulance [number (%)]	17 (37)	3 (33)	0.84
Comorbidities [number (%)]	11 (23)	3 (30)	0.27
Alcohol use [number (%)]	3 (6)	0 (0)	0.55

significant in comparison between groups. ED, emergency department; GCS, Glasgow Coma Scale; CT, computed tomography.