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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