Table 3

 Wave 1 main survey rates

CanadaUSAUKAustralia
No. from recruitment survey2507250027302566
Refused4.5%4.7%6.5%3.7%
Non-contact7.3%9.8%5.6%6.5%
Follow-up rate88.2%85.5%87.9%89.8%
No. of completed interviews2214213824012305
Survey length (min)43.444.638.638.7