Effect of the Floor Level on the Probability of a Neurologically Favorable Discharge after Cardiac Arrest according to the Event Location

Table 1

Demographic characteristics of out-of-hospital cardiac arrest patients according to the floor and location event.

	Home			Public place
	<3^rd floor	≥3^rd floor	value	<3^rd floor	≥3^rd floor	value
Sex, male	1,214 (61.19)	1,357 (62.53)	0.388	1,208 (74.75)	314 (55.58)	<0.001
Age (years)	73.0 (60.0–80.0)	71.0 (56.0–80.0)	0.001	67.0 (54.0–79.0)	77.0 (61.8–84.0)	<0.001
Initial rhythm, shockable	245 (12.37)	322 (14.86)	0.021	522 (32.46)	93 (16.55)	<0.001
Witnessed	906 (46.11)	1,076 (50.00)	0.014	887 (55.86)	320 (57.04)	0.656
Bystander CPR	1,221 (61.82)	1,413 (65.39)	0.018	1,113 (69.48)	428 (76.29)	0.002
Call-to-scene time	8.0 (6.0–10.0)	7.0 (5.0–9.0)	<0.001	8.0 (6.0–11.0)	7.0 (5.0–8.0)	<0.001
Call-to-patient time	9.0 (7.0–12.0)	9.0 (8.0–12.0)	0.026	9.0 (7.0–12.0)	9.0 (7.0–12.0)	0.698
Outcomes
Prehospital ROSC	421 (21.22)	551 (25.39)	0.002	518 (32.05)	158 (27.96)	0.073
Survival admission	252 (12.72)	341 (15.77)	0.005	370 (22.94)	92 (16.31)	0.001
Survival discharge	109 (5.49)	174 (8.03)	0.001	246 (15.27)	50 (8.88)	<0.001
Neurological favorable discharge	49 (2.47)	104 (4.80)	<0.001	169 (10.48)	29 (5.15)	<0.001

CPR, cardiopulmonary resuscitation; ROSC, return of spontaneous circulation.