Table 2.

Risk for > 2 ventricular beats SVT: supraventricular tachycardia CI: confidence interval

	Odds Ratio	95% CI	P value
age	1.08	0.90–1.30	0.415
gender	2.26	0.34–14.88	0.397
history of SVT	6.08	0.15-250.44	0.342
initial dose	0.17	8.09 × 10− 10- 3.5 × 107	0.855
repeat dose	0.15	0.04–2.37	0.256