Table 2. Changes in ECG parameters... | Rockefeller University Press

Table 2.

Changes in ECG parameters induced by catecholamines in awake pythons (n = 8)

	Heart rate (bpm)		PR (ms)		QRS (ms)		QT (ms)
Adrenaline
Before	19	2	648	27	93	7	1,698	141
After	31	5^a	549	44^a	104	8	1,406	131^a
Isoproterenol
Before	17	1	655	32	94	6	1,792	100
After	50	5^a	452	45	91	4	1,036	123^a

	Heart rate (bpm)		PR (ms)		QRS (ms)		QT (ms)
Adrenaline
Before	19	2	648	27	93	7	1,698	141
After	31	5^a	549	44^a	104	8	1,406	131^a
Isoproterenol
Before	17	1	655	32	94	6	1,792	100
After	50	5^a	452	45	91	4	1,036	123^a

P < 0.05, paired t test.