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. Author manuscript; available in PMC: 2014 Mar 1.
Published in final edited form as: J Health Commun. 2012 Dec 13;18(3):343–353. doi: 10.1080/10810730.2012.727952

Table 3.

Comparison of tuberculosis (TB) Knowledge and Self-Efficacy before and after viewing an Education Video

Survey Items Pre-Video % Correct Post-Video % Correct p-valuea
Knowledge (overall) 56.1% 82.3% <0.001
 Is TB in the United States? 59.2% 88.8% <0.001
 Is TB caused by germs? 69.8% 96.5% <0.001
 Do people with TB always feel sick? 29.6% 50.9% <0.001
 Can TB be treated with medicines? 65.7% 92.9% <0.001
Self-Efficacy (overall) 72.8% 89.7% <0.001
 Do you know who to ask for help about TB? 66.3% 88.2% <0.001
 Do you know how to get tested for TB? 79.3% 91.1% 0.001
a

p-value represents paired t-test