UMIN-CTR History
Name： UMIN ID：
| Unique ID issued by UMIN | UMIN000057567 |
|---|---|
| Receipt number | R000065775 |
| Scientific Title | Randomized Comparative Trial of Reminder Methods in Questionnaire Surveys: Analysis of the Effects of Reminder Postcards and Questionnaire Redelivery |
| Date of disclosure of the study information | 2025/04/09 |
| Last modified on | 2025/10/09 16:01:46 |
| No. | Disposal | Last modified on | Item of update | |
|---|---|---|---|---|
| 1 | Insert | 2025/04/09 18:08:55 | ||
| 2 | Update | 2025/10/09 15:47:51 | Blinding |
|
| 3 | Update | 2025/10/09 15:57:47 | Number of participants that the trial has enrolled Results Results Results date posted Date of the first journal publication of results |
|
| 4 | Update | 2025/10/09 16:01:46 | Recruitment status Date of IRB Anticipated trial start date Last follow-up date |
