Table 6.

Comparison of various times of attack in patients treated with Propranolol and Erythromaycin in response and recurrent positions

Action	variables	option	Number	Propranolol		p	Number	Erythromycin		p
				Mean	SD			Mean	SD
Response	duration attack	Yes	113	2.1681	1.493	0.765	140	2.1714	1.68	0.525
		No	33	2.2576	1.57		15	2.4667	1.95
	Interval attack	Yes	113	4.9381	3.08	0.809	140	4.75	3.08	0.647
		No	33	4.7879	3.32		15	5.1333	3.02
	Onset attack	Yes	113	2.4336	0.925	0.145	140	2.4143	0.974	0.577
		No	33	2.697	0.847		15	2.2667	0.961
Recurrence	duration attack	Yes	12	2.5208	1.90233	0.427	13	2.7115	1.5133	0.259
		No	134	2.1586	1.47171		142	2.1532	1.71426
	Interval attack	Yes	12	4.1667	2.65718	0.395	13	4.3077	1.84321	0.375
		No	134	4.9701	3.16451		142	4.831	3.15323
	Onset attack	Yes	12	2.3333	1.07309	0.528	13	1.9231	1.25576	0.168
		No	134	2.5075	0.89901		142	2.4437	0.93418