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. 2013 Aug 23;8(8):e74352. doi: 10.1371/journal.pone.0074352

Table 5. Results of OLS regression analysis for Risk Perception (RP) Scores as dependent variable (n = 678; R2 = 0.2125).

Risk Perception* Coefficient** z p Confidence interval (95%)***
Environmental Awareness Score 1.24 4.40 0.000 1.13–1.36
Age (30–44)a 1.23 1.68 0.092 0.97–1.57
Age (≥45)a 1.35 0.15 0.881 0.69–1.53
Middle Educationb 2.00 5.48 0.000 1.56–2.58
High Educationb 2.59 7.46 0.000 2.02–3.33
Employee 1.24 2.07 0.038 1.01–1.53
Constant 3.63 12.33 0.000 2.96–4.46

* Risk Perception was measured in logits or the log-odds transformation of the probability of a response.

** Regression coefficients are presented as exp(logits).

*** Confidence intervals were calculated using heteroscedasticity–correct standard errors.

a Comparison group: < 29 years.

b Comparison group: Low Education.

c Comparison group: Housewife.