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Table 5 Independent Samples T-Tests: Time Spent Reading the Seven Selected Slides

From: Using eye tracking and gaze pattern analysis to test a “dirty bomb” decision aid in a pilot RCT in urban adults with limited literacy

 

Intervention Group

95 % CI for Mean Difference

Intervention

Control

   

Slide

M

SD

n

M

SD

n

 

t

df

1. What is a dirty bomb?

12.66

4.53

24

21.94

17.32

21

1.89,16.68

2.54*

43

2. A dirty bomb is not an atomic bomb.

9.54

8.90

24

32.35

16.81

21

14.87,30.76

5.79***

43

3. What to do if you’re outside

17.37

9.22

24

27.29

17.16

21

1.79,18.06

2.46**

43

4. What to do if you’re inside.

16.70

6.88

24

31.61

24.02

21

4.58,25.23

2.91**

43

5. What should I do about my children and family?

17.28

7.35

23

35.72.

24.06

21

7.83,29.06

3.51**

42

6. What to do about food and water?

17.92

7.27

23

34.85

14.30

21

10.12,23.75

5.02***

42

7. How do I know about radiation exposure?

12.25

5.99

23

31.57

32.05

20

5.58,33.06

2.84**

41

  1. *p ≤ .05, **p ≤ .005, ***p ≤ .000