Skip to main content
. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: Contemp Clin Trials. 2015 Nov 22;46:67–76. doi: 10.1016/j.cct.2015.11.015

Table 1.

Demographics of hotel/resort vacationers and time, location, and environment characteristics of observations and surveys at pretest

Observation Survey p

Characteristics N Percent N Percent

Demographics

Age
 18–34 4091 29.7% 3469 20.4% <0.001
 35–60 47.9% 58.2%
 60+ 22.4% 21.4%

Gender
 Female 4339 49.6% 3520 61.2% <0.001
 Male 50.4% 38.8%

Education
 High school or less 10.6%
 Technical education or some college N/A N/A 3519 21.1% N/A
 4-year college graduate 40.8%
 Postgraduate degree 27.5%

Ethnicity and race
 Non-Hispanic White N/A N/A 3457 93.1% N/A
 Hispanic White 2.3%
 Non-White 4.6%

Skin phenotype
 darkest skin and lowest risk - 1 N/A N/A 3516 19.0% N/A
 2 24.9%
 3 33.7%
 4 20.3%
 lightest skin and highest risk - 5 2.1%

Time and Location of Assessments

Time of assessments
 9:00 and before 0.4% 0.1%
 9:01–10:00 1.6% 3.0%
 10:01–11:00 5.2% 15.3%
 11:01–12:00 4347 17.8% 3488 22.2% <0.001
 12:01–13:00 38.1% 10.8%
 13:01–14:00 29.9% 14.8%
 14:01–15:00 4.4% 16.6%
 15:01–16:00 2.2% 14.5%
 after 16:00 0.4% 2.7%

Location of assessments
 Swimming Pool 30.4% 41.3%
 Private Beach 6.4% 10.6%
 Outdoor Dining 19.0% 5.3%
 Court and Lawn Games 4347 5.5% 3531 3.3% <0.001
 Golf Course 15.0% 10.8%
 Marina 3.3% 4.3%
 Activity Area 6.0% 12.0%
 Commons and Reception 7.1% 12.4%
 Other 7.3% 0.0%

Environmental Characteristics

UV Index
 2 or lower 3.9% 10.2%
 (2, 4] 17.2% 20.5%
 (4, 6] 4297 16.6% 3476 22.1% <0.001
 (6, 8] 30.2% 25.2%
 (8, 10] 25.0% 17.2%
 Higher than 10 7.1% 4.8%

Cloud cover
 0% 22.5% 22.7%
 10% 9.8% 11.0%
 20% 9.8% 12.4%
 30% 12.7% 10.5%
 40% 4328 8.9% 3505 8.4% <0.001
 50% 11.0% 8.3%
 60% 6.9% 3.6%
 70% 4.0% 4.8%
 80% 2.8% 4.2%
 90% 3.3% 4.3%
 100% 8.3% 9.8%

Average daily high temperature (SD) 4239 79.8°F (8.40) 3435 79.7°F (8.40) 0.528

Proximity to summer solstice
 0–15 days 4347 14.4% 3531 15.8% 0.008
 16–30 days 19.6% 20.2%
 31–45 days 22.0% 24.0%
 46–60 days 22.4% 20.9%
 61–75 days 13.3% 12.4%
 76+ days 8.3% 6.7%

Proximity to noon
 0–30 minutes 36.9% 11.9%
 31–60 minutes 32.6% 14.6%
 61–90 minutes 4347 14.4% 3488 19.9% <0.001
 91–120 minutes 6.4% 19.4%
 121–150 minutes 3.6% 16.7%
 151–180 minutes 3.8% 12.4%
 181+ minutes 2.3% 5.1%