Table 2.

Average number of answered symptom questionnaires completed per patient per week, up to 24 weeks.

Week	Number of questionnaires per patient, mean
1	1.27
2	0.882
3	1.14
4	0.861
5	1.06
6	0.833
7	0.833
8	0.861
9	0.765
10	0.842
11	0.882
12	0.748
13	0.991
14	0.824
15	0.742
16	0.707
17	0.704
18	0.719
19	0.733
20	0.826
21	0.83
22	0.611
23	0.583
24	0.798