From: Associations between self-referral and health behavior responses to genetic risk information
 | Actively recruited (n = 163) | Self-referred (n = 444) |  |  |
---|---|---|---|---|
Continuous/ordinal measures (range) | Mean ± SD | Mean ± SD | ∆ (95% CI) | P |
  Perceived susceptibility, second trial (0–100) | 51.5 ± 22.1 | 58.6 ± 20.8 | 7.1 (1.7 to 12.6) | 0.011 |
  Perceived susceptibility, third trial (0–100) | 35.5 ± 25.3 | 34.0 ± 21.3 | −1.5 (1.7 to 12.6) | 0.664 |
  Perceived seriousness (1–5) | 3.1 ± 1.5 | 3.2 ± 1.5 | 0.1 (−0.2 to 0.4) | 0.389 |
  AD concern (1–5) | 3.4 ± 0.8 | 3.5 ± 0.7 | 0.1 (0.0 to 0.2) | 0.122 |
  AD attentiveness (1–4) | 1.9 ± 0.8 | 2.1 ± 0.8 | 0.2 (0.1 to 0.4) | 0.006 |
  Coping self-efficacy (0–100) | 86.3 ± 19.4 | 86.0 ± 18.7 | −0.3 (−3.9 to 3.2) | 0.861 |
  Perceived pros (1–5) | 3.5 ± 0.8 | 3.5 ± 0.7 | 0.0 (−0.1 to 0.1) | 0.949 |
  Perceived cons (1–5) | 1.9 ± 0.7 | 1.9 ± 0.7 | −0.1 (−0.2 to 0.0) | 0.228 |
  Causal belief: genetics/heredity (1–5) | 4.1 ± 0.9 | 4.1 ± 0.9 | 0.0 (−0.2 to 0.1) | 0.785 |
  Causal belief: lifestyle (1–5) | 3.5 ± 1.2 | 3.4 ± 1.1 | −0.1 (−0.3 to 0.1) | 0.525 |
Binary measures | n (%) | n (%) | OR (95% CI) | P |
  Interest in genetic risk assessment | 159 (97%) | 434 (98%) | 1.2 (0.4 to 3.4) | 0.779 |
  Expectation of reassurance | 19 (12%) | 65 (15%) | 1.3 (0.7 to 2.3) | 0.412 |
  Expectation of aided decision making | 21 (13%) | 58 (13%) | 1.0 (0.6 to 1.8) | 0.940 |