Table 2.

Paired t-test for seizure frequency in maintenance subjects vs. baseline (visit 1).

	Mean	SD	95% CI lower upper		t	P
			lower	upper
Visit 2	7.25	12.24	4.88	9.62	6.07	<0.001
Visit 3	7.68	13.46	5.06	10.3	5.82	<0.001
Visit 4	8.88	13.82	6.17	11.6	6.49	<0.001
Visit 5	9.33	12.7	6.74	11.91	7.16	<0.001

SD, standard deviation; CI, confidence interval.