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Table 5 Changes in the scores, standardised to the range 0–100, for the pre and post-intervention questionnaire sections

From: Sensitivity to change of the Beach Questionnaire to behaviour, attitudes and knowledge related to sun exposure: quasi-experimental before-after study

Section N Pre-test (range 0–100) Post-test (range 0–100) p Mean difference Confidence interval 95%
Mean SD Mean SD Lower Upper
Sun exposure habits 219 30.4 18.4 34.7 18.2 <0.001 4.33 2.2 6.5
Sun protection practices 204 29.4 12.5 29.7 12.8 0.76 0.23 −1.2 1.7
Attitudes toward sun exposure 216 57.4 11.2 59.6 10.9 <0.001 2.22 1.2 3.2
Knowledge 223 80.4 15.8 89.5 12.0 <0.001 9.10 7.1 11.1