Table 1.

Baseline characteristics prior to cardiac arrest, mean (±standard deviation)

Parameter	Placebo (n=9)	Nitrite (n=10)	P-value
pH	7.40 (0.02)	7.41 (0.03)	0.49
BE (mmol/l)	−0.5 (2.2)	−0.1 (2.2)	0.67
Lactate (mmol/l)	0.9 (0.3)	0.9 (0.3)	0.96
pO2 (mmHg)	97 (11.4)	106 (18.7)	0.24
pCO2 (mmHg)	37.9 (4.4)	39.4 (3.6)	0.46
Hb (g/dl)	14.8 (1.5)	14.9 (0.5)	0.96
Na+ (mmol/l)	142 (3)	144 (3)	0.37
K+ (mmol/l)	3.7 (0.6)	3.8 (0.4)	0.63
MAP (mmHg)	83 (8)	82 (9)	0.81
Heart rate (bpm)	339 (12)	321 (27)	0.08
Body Temp. (°C)	37.0 (0.4)	37.1 (0.3)	0.50
Weight (g)	435 (13)	427 (15)	0.24

Abbreviations: BE: base excess; Hb: Haemoglobin; Na⁺: Sodium; K⁺: Potassium; MAP: mean arterial pressure; bpm: beats per minute;