Recruitment | Face-to-face, n (%) | Online website, n (%) | Total, n (%) | P value |
---|---|---|---|---|
No. of participants | 1200 | 798 | 1998 | |
Samples returned | 895 (74.6) | 482 (60.4) | 1377 (68.9) | < 0.001 |
Samples with results | 882 (73.5) | 478 (59.9) | 1360 (68.1) | < 0.001 |
Questionnaire completed | 827 (92.1) | 432 (89.6) | 1256 (91.2) | 0.154 |