Table 1.

Frequency distribution of different QTc levels of males and females

Group			Female	Male	Total
Case	QT Interval	< 0.044	74	101	175
		0.44-0.46	6	7	13
		0.46 <	30	36	66
Control	QT Interval	< 0.044	79	100	179
		0.44-0.46	10	17	27
		0.46 <	20	28	48