Table 4.
Explorative analyses of factors associated with preventive behaviours after breast cancer risk feedback with tailored prevention recommendations
| Characteristic | Started medication | Changed diet | Increased exercise | Limited alcohol intake |
|---|---|---|---|---|
| Multi-adjusteda | Multi-adjusteda | Multi-adjusteda | Multi-adjusteda | |
| ORb (95% CI) | ORb (95% CI) | ORb (95% CI) | ORb (95% CI) | |
| Self-reported breast cancer risk | ||||
| Low | n/a | 0.79f (0.29, 2.16) | 1.71 (0.80, 3.66) | 1.22f (0.54, 2.77) |
| Average | n/a | Reference | Reference | Reference |
| Moderate | 0.12f (0.04, 0.39) | 2.57 (1.19, 5.55) | 0.89 (0.43, 1.85) | 1.26 (0.60, 2.64) |
| High | Reference | 4.60 (2.03, 10.42) | 2.18 (1.05, 4.56) | 1.44 (0.64, 3.24) |
| Ageg | 1.13 (1.01, 1.28) | 0.98 (0.92, 1.05) | 1.01 (0.96, 1.07) | 1.01 (0.95, 1.07) |
| Education | ||||
| Lower | 0.61f (0.15, 2.41) | Reference | Reference | Reference |
| Higher secondary | 2.05 (0.64, 6.62) | 1.42 (0.63, 3.22) | 1.08 (0.52, 2.23) | 1.14 (0.53, 2.49) |
| Higher vocational | Reference | 1.13 (0.50, 2.55) | 1.11 (0.55, 2.27) | 0.78 (0.36, 1.67) |
| BMIh | 0.98 (0.84, 1.14) | 1.24 (1.13, 1.36) | 1.10 (1.01, 1.19) | 0.99 (0.91, 1.08) |
| FDRc breast cancer | ||||
| No | Reference | Reference | Reference | Reference |
| Yes | 0.42 (0.13, 1.37) | 1.11 (0.57, 2.13) | 1.70 (0.93, 3.11) | 1.05 (0.56, 1.98) |
| Benign breast disease | ||||
| No | Reference | Reference | Reference | Reference |
| Yes | 0.83 (0.29, 2.37) | 0.88 (0.47, 1.64) | 0.75 (0.43, 1.30) | 1.02 (0.57, 1.83) |
| Previous breast biopsy | ||||
| No | Reference | Reference | Reference | Reference |
| Yes | 1.76 (0.31, 9.89) | 1.31 (0.55, 3.16) | 0.90 (0.40, 2.00) | 2.01 (0.83, 4.91) |
| Co-morbidity | ||||
| 0–1 | Reference | Reference | Reference | Reference |
| ≥ 2 | 1.37 (0.48, 3.93) | 1.42 (0.75, 2.70) | 0.62 (0.35, 1.11) | 0.77 (0.42, 1.41) |
| General healthi | 1.00 (0.95, 1.04) | 1.00 (0.98, 1.02) | 0.99 (0.97, 1.01) | 1.00 (0.98, 1.03) |
| Life events | ||||
| 0–1 | Reference | Reference | Reference | Reference |
| ≥ 2 | 0.47 (0.15, 1.41) | 0.63 (0.32, 1.22) | 0.92 (0.52, 1.64) | 0.53 (0.27, 1.06) |
| Health anxietyj | 0.88 (0.77, 1.00) | 1.04 (0.97, 1.12) | 1.01 (0.94, 1.07) | 1.00 (0.94, 1.08) |
| Current medication used | ||||
| No | Reference | n/a | n/a | n/a |
| Yes | 1.09 (0.38, 3.18) | n/a | n/a | n/a |
| Beliefs about medicinese | ||||
| Harm | 0.92 (0.72, 1.17) | n/a | n/a | n/a |
| Overuse | 0.89 (0.74, 1.06) | n/a | n/a | n/a |
a Adjusted for age, education, BMI, first degree relative with breast cancer, benign breast disease, general health, breast cancer risk, and health anxiety; b Odds ratios in bold are significant with p < 0.05; c FDR first degree relative; d Additionally adjusted for beliefs about medicines; e Additionally adjusted for current medication use; f Estimate based on a subgroup with fewer than 10 study participants; g Age per 1 year increase; h BMI per 1 point increase; i General health per one point increase; j Health anxiety per one point increase