Geographic information system data from ambulances applied in the emergency department: effects on patient reception

Table 1 TT and MET wait time and unprepared activations of TT and MET

	Control period	Intervention period	Total	P
	N	N	N
TT & MET included	280	283	563
Twait ≤0, (%)	26 (9.2)	29 (10.2)	53	0.70^a
Twait ≤ 3, (%)	109 (38.9)	123 (43.5)	232	0.27^a
Twait ≥ -10 ≤ 0, (%)	16 (5.9)	20 (7.3)	36	0.52^a
Twait ≥ -10 ≤ 3, (%)	99 (36.7)	114 (41.6)	213	0.23^a
Twait > 10, (%)	28 (11.0)	11 (4.0)	39	0.01^a
	Median (iqr) [min]	Median (iqr) [min]
Twait TT & MET	5 (3–8)	5 (3–7)		0.18^b

TT trauma team, MET medical emergency team, N number of patients, iqr inter quartile range, Twait Wait time for TT & MET, Unprepared activation Time of team activation on or after patient arrival at the emergency department (Twait ≤ 0), Twait ≤ 3 Time of team activation occurring within 3 min prior to the patient’s arrival at the emergency department or after patient arrival, Twait ≥ -10 Sub analysis omitting team activations more than 10 min after arrival, Twait > 10 Team wait time of more than 10 min
^aChi2
^bMann-Whitney

ISSN: 1757-7241