Table 6 Wave 4 Cohort 1 participants' uptake of offer to complete the questionnaire by pen and paper, web or telephone interview
Questionnaire mode | N (%) |
|---|---|
Postal (pen and paper) | 759 (72.5) |
Web based | 263 (25.1) |
Telephone administered | 20 (1.9) |
Total complete questionnaires | 1047 |