Table 3. Factor Analysis and Internal Consistency/Reliability of mFTQ by Country.
Factor analysis | ||||
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Items | Thailand | Spain | USA | Russia |
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Factor loadings | ||||
1. Cigarettes/day | 0.579 | 0.670 | 0.611 | 0.337 |
2. Inhale? | 0.414 | 0.577 | 0.559 | 0.330 |
3. Time to 1st cigarette | 0.620 | 0.819 | 0.858 | 0.754 |
4. Hate-to-give-up cigarette | 0.222 | 0.405 | 0.672 | 0.672 |
5. Forbidden cigarettes | 0.583 | 0.635 | 0.679 | 0.678 |
6. Smoke if ill | 0.463 | 0.762 | 0.721 | 0.642 |
7. Morning smoking | 0.636 | 0.628 | 0.362 | 0.709 |
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Internal Consistency | ||||
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Items | Thailand | Spain | USA | Russia |
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α (r)† | ||||
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1. Cigarettes/day | 0.504 (0.445) | 0.648 (0.035) | 0.722 (0.287) | 0.704 (0.249) |
2. Inhale? | 0.553 (0.237) | 0.663 (0.192) | 0.751 (0.358) | 0.708 (0.261) |
3. Time to 1st cigarette | 0.441 (0.471) | 0.574 (0.547) | 0.651 (0.698) | 0.638 (0.517) |
4. Hate-to-give-up cigarette | 0.634 (0.071) | 0.692 (0.287) | 0.706 (0.528) | 0.644 (0.506) |
5. Forbidden cigarettes | 0.485 (0.379) | 0.619 (0.399) | 0.709 (0.498) | 0.627 (0.550) |
6. Smoke if ill | 0.525 (0.315) | 0.584 (0.537) | 0.695 (0.558) | 0.657 (0.451) |
7. Morning smoking | 0.509 (0.412) | 0.667 (0.295) | 0.759 (0.227) | 0.685 (0.443) |
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Scale Cronbach's alpha†† | 0.562 | 0.673 | 0.748 | 0.703 |
Note.
Presents Cronbach's alpha of scale if the item is dropped, followed by the item-rest correlation in parentheses.
Presents Cronbach's alpha of the full scale. Factor loadings above 0.30 are presented in bold.