Table 5 Statements included in knowledge about heat risks construct.

From: Heat adaptation measures in private households: an application and adaptation of the protective action decision model

Item no.

Statement

n right

%

1

Older and very young people are particularly vulnerable during a heat wave.

412

95.6

2

Excessive sweating during a heat wave may be a sign of heat stress.

244

56.6

3

People with a cardiac disease are in danger of becoming sick during a heat wave.

355

82.4

4

Heat-related diseases can lead to death.

362

84.0

5

There is no such evidence for heat waves to cause respiratory diseases.

101

23.4

6

Diabetes is an example for a heat-related disease.

295

68.4

7

Heat waves foster the development of harmful bacteria in water and food.

392

91.0

8

Heat waves can be a factor for depression and anxiety.

108

25.1

9

Due to the building’s shade, heat waves are less common in cities than in rural areas.

368

85.4

10

Heat stress during night time is worse than heat stress during daytime.

183

42.5

  1. Cronbach’s α = 0.45.
  2. Note that for dichotomous items the actual terminology for the reliability indicator is Kuder–Richardson-20 (KR20).