TABLE 2.

Numbers of subjects used in the analyses by the censored and assay-modeled approaches¹

	Women		Men
Month	Censored approach	Assay-modeled approach	Censored approach	Assay-modeled approach
−4	15	15	13	13
−3	9	9	10	10
−2	14	14	11	11
−1	15	15	12	12
0	15	15	12	12
3	14	14	13	13
6	15	15	13	13
9	15	15	13	13
12	15	15	13	13
15	14	15	9	13
18	11	15	6	13
21	6	15	2	11
24	4	14	2	12
28	0	15	0	12

¹With the censored approach, only subjects whose assays were completed before October 2002 were included in the model. With the assay-modeled approach, all subjects for whom assays were completed during the entire study period were included in the model.