Multivariable logistic regression results of follow-up compliance
| 1st Biennial invitation round (n=424) | 2nd Biennial invitation round (n=593) | 3rd Biennial invitation round (n=706) | ||||
|---|---|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | OR | 95% CI | |
| Sociodemographics | ||||||
| Women | 1.00 (ref) | 1.00 (ref) | 1.00 (ref) | |||
| Men | 0.93 | 0.49 to 1.75 | 0.91 | 0.53 to 1.56 | 1.07 | 0.68 to 1.69 |
| IMD score (0–80) | 1.00 | 0.97 to 1.02 | 0.98 | 0.96 to 1.00 | 0.99 | 0.98 to 1.01 |
| Age at 1st invitation (60–64) | ||||||
| Age 60–61 | 1.00 (ref) | – | – | |||
| Age 62–63 | 0.59 | 0.31 to 1.12 | – | – | ||
| Age 64 | 0.68 | 0.21 to 2.16 | – | – | ||
| Age at 2nd invitation (62–70) | ||||||
| Age 62–63† | – | 1.00 (ref) | – | |||
| Age 64–65 | – | 1.27 | 0.74 to 2.17 | – | ||
| Age 66+ | – | 4.26 | 0.99 to 18.29 | – | ||
| Age at 3rd invitation (63–72) | ||||||
| Age 64–65‡ | – | – | 1.00 (ref) | |||
| Age 66–67 | – | – | 1.17 | 0.72 to 1.90 | ||
| Age 68+ | – | – | 0.72 | 0.34 to 1.54 | ||
| Previous uptake pattern | ||||||
| Previous uptake patterns at 2nd invitation | ||||||
| Previous Responders | – | 1.00 (ref) | – | |||
| Previous Non-Responders | – | 0.63 | 0.36 to 1.09 | – | ||
| Previous uptake patterns at 3rd invitation | ||||||
| Consistent Screeners | – | – | 1.00 (ref) | |||
| Late Entrants | – | – | 0.76 | 0.38 to 1.50 | ||
| Dropouts | – | – | 0.44* | 0.22 to 0.89 | ||
| Consistent Non-Responders | – | – | 0.43** | 0.23 to 0.81 | ||
Listwise deletion was used for the multivariable logistic regression analysis.
*p<0.05; **p<0.01; ***p<0.001.
†Includes 61-year-olds turning 62 in the same month (n=1).
‡Includes 63-year-olds turning 64 in the same month (n=2).
IMD, Index of Multiple Deprivation.