|
Number and proportion of women responding to annual questionnaires by trial arm in the EPHT Trial, 1999–2004 |
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| Trial arm |
Recruitment N (%) |
1st year N (%) |
2nd year N (%) |
Final N (%) |
|
|
||||
| Blind HT |
415 (100) |
315 (75.9) |
295 (71.1) |
329 (79.3) |
| Blind placebo |
381 (100) |
278 (73.0) |
254 (66.7) |
308 (80.8) |
| Non-blind HT |
503 (100) |
371 (73.8) |
340 (67.6) |
405 (80.5) |
| Non-treatment |
524 (100) |
395 (75.4) |
374 (71.4) |
445 (84.9) |
| Total |
1823 (100) |
1359 (74.6) |
1263 (69.3) |
1487 (81.4) |
Veerus et al. BMC Women's Health 2008 8:5 doi:10.1186/1472-6874-8-5 |
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