Table 1.

Descriptive statistics for self-reported and measured sun exposure by participant group and day (weekdays or weekends)

LifeguardsChildrenParents
(n = 149)(n = 180)(n = 186)
MethodWDWEWDWEWDWE
BL survey, hMean4.34.02.52.9
(SE)(0.16)(0.13)(0.16)(0.15)
95%CI3.9, 4.63.7, 4.32.2. 2.92.6, 3.3
Median4.04.02.03.0
IQR3.0–6.03.0–5.02.0–3.02.0–4.0
Diary,ahMean4.53.42.82.42.92.2
(SE)(0.19)(0.20)(0.22)(0.14)(0.21)(0.14)
95%CI4.1, 4.93.0, 3.92.3, 3.22.1, 2.72.4, 3.31.8, 2.5
Median5.04.03.02.03.02.0
IQR3.0–6.02.0–6.02.0–4.01.0–3.02.0–4.01.0—3.0
Dosimeter (% ambient)Mean24.59.810.36.36.64.0
(SE)(2.4)(1.8)(0.85)(0.54)(0.73)(0.47)
95%CI19.3, 29.85.9, 13.78.5, 12.15.2, 7.55.0, 8.23.0, 5.1
Median22.26.27.94.14.72.3
IQR10.1–33.61.7–14.73.7–14.21.5–9.02.4–8.31.0–5.4

Abbreviations: WD, weekday; WE, weekend; BL, baseline.

  • aCorresponding dosimeter day.