From: A telephone survey of factors affecting willingness to participate in health research surveys
General population row % | Case-control study participants row % | Cohort study participants row % | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Number | Very unwilling/Unwilling | Neutral | Very willing/Willing | p valuea | Number | Very unwilling/Unwilling | Neutral | Very willing/ Willing | p valuea | Number | Very unwilling/Unwilling | Neutral | Very willing/Willing | p valuea | |
Whole group | 1546 | 11 | 28 | 61 | 153 | 1 | 5 | 93 | 401 | 13 | 69 | 319 | |||
Male | 653 | 12 | 30 | 58 | 0.047 | 93 | 2 | 2 | 96 | 0.182 | 375 | 3 | 65 | 297 | 0.469 |
Female | 893 | 10 | 27 | 61 | 60 | 0 | 10 | 90 | 26 | 0 | 4 | 22 | |||
Age <40 years | 428 | 12 | 36 | 52 | <0.001 | 0 | 0 | 0 | 0 | 0.992 | 3 | 0 | 67 | 33 | 0.056 |
40–60 years | 637 | 11 | 29 | 60 | 20 | 0 | 0 | 100 | 156 | 3 | 21 | 76 | |||
>60 years | 475 | 10 | 20 | 70 | 132 | 2 | 6 | 92 | 241 | 3 | 14 | 83 | |||
ATSIb: Yes | 22 | 18 | 18 | 64 | 0.967 | 3 | 0 | 0 | 100 | 0.643 | 3 | 0 | 67 | 33 | 0.059 |
No | 1512 | 11 | 28 | 61 | 148 | 1 | 5 | 93 | 393 | 3 | 17 | 80 | |||
Country of birth | |||||||||||||||
Australia | 1181 | 11 | 27 | 61 | 0.495 | 107 | 1 | 7 | 93 | 0.511 | 285 | 3 | 18 | 79 | 0.483 |
Other | 359 | 11 | 31 | 59 | 45 | 2 | 2 | 96 | 116 | 3 | 15 | 82 | |||
Highest level education | |||||||||||||||
School | 650 | 13 | 26 | 61 | 0.218 | 74 | 2.7 | 7 | 91 | 0.356 | 183 | 2 | 16 | 82 | 0.400 |
Technical/trade certificate | 341 | 9 | 35 | 57 | 46 | 0 | 2 | 98 | 126 | 6 | 17 | 77 | |||
Tertiary | 535 | 10 | 27 | 64 | 31 | 0 | 6 | 94 | 89 | 2 | 19 | 79 | |||
Other | 10 | 10 | 20 | 70 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Remoteness index | |||||||||||||||
Metropolitan | 870 | 11 | 30 | 59 | 0.291 | 94 | 1 | 6 | 93 | 0.373 | 272 | 4 | 17 | 79 | 0.680 |
Inner regional | 345 | 12 | 24 | 64 | 43 | 2 | 5 | 93 | 98 | 3 | 18 | 79 | |||
Outer regional/Remote | 331 | 11 | 28 | 62 | 16 | 0 | 0 | 100 | 31 | 0 | 16 | 84 | |||
SEIFA Relative Disadvantagec | |||||||||||||||
Quintile 1 most disadvantaged | 217 | 15 | 29 | 57 | 0.287 | 3 | 0 | 0 | 100 | 0.928 | 39 | 5 | 23 | 72 | 0.618 |
Quintile 2 | 312 | 9 | 29 | 62 | 20 | 0 | 5 | 95 | 73 | 1 | 8 | 90 | |||
Quintile 3 | 340 | 11 | 28 | 61 | 42 | 2 | 5 | 93 | 72 | 0 | 22 | 78 | |||
Quintile 4 | 293 | 10 | 31 | 59 | 33 | 3 | 6 | 91 | 97 | 6 | 19 | 75 | |||
Quintile 5 least disadvantaged | 384 | 12 | 25 | 64 | 55 | 0 | 5 | 95 | 120 | 3 | 17 | 80 | |||
Previously done health survey Yes | 384 | 6 | 21 | 73 | <0.001 | 153 | 1 | 5 | 94 | - | 401 | 3 | 17 | 80 | - |
No | 1107 | 13 | 30 | 57 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
Previously refused health survey Yes | 166 | 19 | 33 | 48 | <0.001 | 11 | 0 | 9 | 91 | 0.585 | 38 | 5 | 18 | 76 | 0.501 |
No refusal | 1329 | 10 | 27 | 63 | 135 | 0 | 5 | 95 | 355 | 3 | 17 | 81 | |||
Long-term disease/disability Yes | 481 | 9 | 23 | 68 | 0.002 | 65 | 2 | 2 | 97 | 0.131 | 115 | 4 | 16 | 80 | 0.967 |
No | 1150 | 12 | 30 | 59 | 85 | 1 | 8 | 91 | 278 | 3 | 18 | 80 | |||
Spontaneously raised privacy/health issue during interview Yes | 19 | 26 | 21 | 53 | 0.245 | 2 | 0 | 0 | 100 | 0.708 | 5 | 20 | 40 | 40 | 0.021 |
No | 1527 | 11 | 29 | 61 | 151 | 1 | 5 | 93 | 396 | 3 | 17 | 80 |