Table 5.
Stepwise multivariate logistic regression analyses presenting associations with HRA completion for postal and telephone participants, OR (95% CI).
| Variable | Model 1 OR (95% CI) |
Model 2 OR (95% CI) |
Model 3 OR (95% CI) |
Model 4 OR (95% CI) |
|---|---|---|---|---|
| Ethnicity | ||||
| Dutcha | 1.00 | 1.00 | 1.00 | 1.00 |
| Turkish | 0.58 (0.30–1.10) | 0.51 (0.26–1.01) | 0.47 (0.23–0.95)⁎ | 0.61 (0.29–1.27) |
| Moroccan | 0.44 (0.25–0.78)⁎⁎ | 0.40 (0.22–0.73)⁎⁎ | 0.35 (0.19–0.66)⁎⁎ | 0.38 (0.20–0.74)⁎⁎ |
| Surinamese | 0.89 (0.46–1.73) | 0.80 (0.40–1.58) | 0.68 (0.34–1.38) | 0.82 (0.39–1.72) |
| GP practice | ||||
| Dutcha | 1.00 | 1.00 | 1.00 | 1.00 |
| Mix | 0.70 (0.37–1.33) | 0.70 (0.36–1.35) | 0.69 (0.35–1.34) | 0.67 (0.33–1.34) |
| Non-Western | 0.45 (0.23–0.88)⁎ | 0.44 (0.22–0.88)⁎ | 0.43 (0.21–0.87)⁎ | 0.33 (0.16–0.69)⁎⁎ |
| SES score | ||||
| Average to higher (> 0)a | 1.00 | 1.00 | 1.00 | 1.00 |
| Lower to average (0 till − 2) | 1.54 (0.92–2.57) | 1.41 (0.83–2.39) | 1.52 (0.88–2.60) | 1.69 (0.96–2.96) |
| Lower (− 2 till − 3.9) | 1.82 (1.01–3.29)⁎ | 1.87 (1.02–3.43)⁎ | 1.87 (1.01–3.46)⁎ | 2.13 (1.12–4.07)⁎ |
| Lowest (≤− 4) | 1.14 (0.69–1.88) | 1.11 (0.66–1.88) | 1.12 (0.66–1.91) | 1.20 (0.69–2.09) |
| Self-formulated first reactionb | ||||
| Not answered | 1.00 | 1.00 | 1.00 | |
| Information factors; positive | 2.24 (1.23–4.06)⁎⁎ | 2.13 (1.17–3.88)⁎ | 1.76 (0.94–3.31) | |
| Information factors; negative | 6.75 (1.53–29.79)⁎ | 6.98 (1.56–31.20)⁎ | 6.57 (1.29–33.43)⁎ | |
| Motivation factors; positive/rational attitude | 1.45 (0.98–2.15) | 1.38 (0.92–2.05) | 1.22 (0.80–1.88) | |
| Intention state; contemplation | 2.34 (1.27–4.30)⁎⁎ | 2.24 (1.22–4.12)⁎ | 2.19 (1.16–4.13)⁎ | |
| Barriers | 9.19 (1.20–70.22)⁎ | 7.95 (1.04–61.04)⁎ | 4.56 (0.57–36.70) | |
| Predefined determinants | ||||
| Awareness factors; knowing risk | 2.36 (1.28–4.34)⁎⁎ | 1.99 (1.02–3.88)⁎ | ||
| Motivation factors; locus of control | 1.61 (1.13–2.30)⁎⁎ | 1.63 (1.12–2.36)⁎ | ||
| Motivation factors; social influences | 1.25 (0.86–1.82) | 1.20 (0.81–1.77) | ||
| Most important barrier(s)b | ||||
| Not answered | 1.00 | |||
| Motivation factors; negative/emotional attitude | 3.25 (1.69–6.25)⁎⁎⁎ | |||
| Ability factors | 3.85 (2.14–6.95)⁎⁎⁎ | |||
| Most important facilitator(s)b | ||||
| Not answered | 1.00 | |||
| Awareness factors; positive | 1.12 (0.72–1.74) | |||
| Motivation factors; positive/rational attitude | 1.38 (0.81–2.35) | |||
| Nagelkerke R square | 0.07 | 0.15 | 0.17 | 0.24 |
OR = odds ratio, CI = confidence interval
a
Reference category.
b
All answer categories are included, only those significant in first step are presented.
⁎
p < .05.
⁎⁎
p < .01.
⁎⁎⁎
p < .001.