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Table 3 Multiple logistic regression analysis of the odds for accepting the hypothetical treatment (0 = no or uncertain, 1 = yes)

From: Laypersons' understanding of relative risk reductions: Randomised cross-sectional study

Variable

Odds ratio

(95% CI)

Baseline risk presented (0 = no, 1 = yes)

1.14

0.90–1.44

RRR (reference: RRR = 60)

  

RRR = 10

0.60*

0.39–0.90

RRR = 20

1.03

0.69–1.55

RRR = 30

0.91

0.60–1.38

RRR = 40

0.97

0.64–1.46

RRR = 50

1.05

0.69–1.59

Level of education (1–8; 1 = lowest, 8 = highest)

0.93*

0.87–0.99

Annual household income (1–8; 1 = <DKK 100,000, 8 = DKK 799,000+)

1.09*

1.01–1.17

Suffer from hypercholesterolaemia (0 = no, 1 = yes)

1.78*

1.27–2.49

Previously experienced heart attack (0 = no, 1 = yes)

2.38*

1.27–4.47

Respondents finding RRR difficult to understand (0 = no, 1 = yes)

0.33*

0.25–0.44

  1. N = 1245, Respondents excluded from the analysis due to missing data; 274 (15.4%). -2log likelihood = 1585.577, χ2 = 102.344, p < 0.001.
  2. *: p < 0.05