Table 1.

Patient demographic and cardiac arrest event data.

	2005	2010	p
Subject Demographic Data	n=25	n=20
Age: years mean ± SD	15 ± 5	12 ± 4	0.062
Mass: years mean ± SD	47.5 ± 19	51 ± 28	0.64
Sex: male n (%)	11 (44)	15 (75)	0.07
Cardiac Arrest Event Data
Location PICU n (%)	19 (76)	13 (65)	0.42
Time of Arrest n (%)			0.54
Day/Evening (7AM–10:59PM)	9 (36)	9 (45)
Night/Weekends* (11PM–6:59AM)	16 (64)	11 (55)
Arterial line n (%)	5 (20)	3 (15)	0.72
Duration of CPR: minutes median (IQR)	16.5 (4.5–22.5)	7 (2.5–16)	0.053
Initial Rhythm n (%)			0.84
Bradycardia	8 (32)	8 (40)
Asystole/PEA	13 (52)	10 (50)
Ventricular Fibrillation Pulseless Ventricular Tachycardia	4 (16)	2 (10)
Survival n (%)
Return of Spontaneous Circulation	11 (44)	11 (55)	0.46
Survival to Hospital Discharge	3 (12)	2 (10)	0.99

^*Weekend indicates time between Friday 11PM and Monday 6:59AM. PEA indicates pulseless electrical activity.