Table 3 Comparison of spoiled kit rates between the DVD and the usual participant reminder letter groups by ethnicity
DVD group | Spoiled kit rate outcome | |||||
|---|---|---|---|---|---|---|
Spoiled kit | Not spoiled kit | Total | Spoiled kit rate | Difference (95% C.I.) | ||
Māori | Sent DVD | 18 | 127 | 145 | 12.4% | 20.7% (13.4–28.1%) |
Not sent DVD | 112 | 226 | 338 | 33.1% | ||
Pacific | Sent DVD | 32 | 114 | 146 | 21.9% | 20.2% (11.4–28.9%) |
Not sent DVD | 122 | 168 | 290 | 42.1% | ||
Both | Sent DVD | 50 | 241 | 291 | 17.2% | 20.1% (14.3–25.8%) |
Not sent DVD | 234 | 394 | 628 | 37.3% | ||