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Table 2 Comparison of text warnings with multi-media warnings as deterrents from smoking

From: Perceptions of anti-smoking messages amongst high school students in Pakistan

  Text Warning Multi-Media Warning p-value
1. Smoking causes oral cancer Picture of an oral cavity cancer p < 0.001
2. Smoking causes lung cancer Picture of cancerous lungs p < 0.001
3. Smoking causes throat cancer Video of a person using an electronic voice box p < 0.001
4. Smoking causes stroke Video of a person recovering from stroke p = 0.760
5. Smoking causes severe lung disease Video of a person a ventilator p < 0.001