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Table 4 Independent Samples T-Tests: Number of Pupil Fixations by 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?

24.00

20.69

24

23.67

22.29

21

−13.26,12.59

.05

43

2. A dirty bomb is not an atomic bomb.

15.33

15.02

24

38.14

30.05

21

8.80,36.82

3.28**

43

3. What to do if you’re outside

32.46

32.62

24

35.95

36.67

21

−17.33,24.32

.34

43

4. What to do if you’re inside.

28.13

28.13

24

47.14

38.22

21

.15,37.89

2.03*

43

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

32.04

32.04

23

50.00

36.46

21

−1.48,37,40

1.86

42

6. What to do about food and water?

36.71

36.91

23

50.52

37.54

21

−6.58,33.79

1.36

42

7. How do I know about radiation exposure?

24.96

24.96

23

54.20

43.89

20

4.71,47.60

2.46*

42

  1. *p ≤ .05, **p ≤ .005