Table 1.

Subjects, sample sizes, and sample losses across experiments

Expt #	Subjects	Initial N	Final N	# Groups	Final N/Group	Subject Loss
						Death/Illness	Other
1	WSC-2	71	64	4	14–19	5	2
2	WSC-1 & WSC-2	111	87	4	18–22	3	21
3	WSC-2	194	160	14	9–13	26	8
4	WSC-2	60	45	4	8–15	6	9
5	WSC-2	22	19	2	9–10	0	3
6	WSC-1	44	34	2	5–17	2	8
7	WSC-2	40	34	2	16–18	2	4
8	WSP & WSR	152	94	8	8–17	41	17