Table 3.
Possible Smoking Domain Short Forms With and Without Restrictions
| 4 Items | 5 Items | 6 Items | 7 Items | 8 Items | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. | (Rel.) | No. | (Rel.) | No. | (Rel.) | No. | (Rel.) | No. | (Rel.) | |
| Nicotine Dependence (20 common items) | ||||||||||
| Unrestricted | 4845 | (.900) | 15504 | (.915) | 38760 | (.926) | 77520 | (.934) | 125970 | (.940) |
| Reduced set | 790 | (.896) | 3280 | (.911) | 4562 | (.923) | 7206 | (.930) | 14093 | (.937) |
| Recommended forms | 1 | (.811) | 1 | (.905) | ||||||
| Emotional and Sensory Expectancies (15 common items) | ||||||||||
| Unrestricted | 1365 | (.860) | 3003 | (.883) | 5005 | (.897) | 6435 | (.907) | 6435 | (.916) |
| Reduced set | 85 | (.844) | 244 | (.872) | 155 | (.887) | 120 | (.899) | 267 | (.910) |
| Recommended form | 1 | (.861) | ||||||||
| Coping Expectancies (11 common items) | ||||||||||
| Unrestricted | 330 | (.898) | 462 | (.913) | 462 | (.923) | 330 | (.931) | 165 | (.936) |
| Reduced set | 26 | (.883) | 56 | (.904) | 79 | (.918) | 43 | (.928) | 17 | (.934) |
| Recommended form | 1 | (.854) | ||||||||
| Social Motivations (7 common items) | ||||||||||
| Unrestricted | 35 | (.813) | 21 | (.833) | 7 | (.842) | 1 | (.845) | 0 | (—) |
| Reduced set | 9 | (.813) | 4 | (.833) | 2 | (.842) | 1 | (.845) | 0 | (—) |
| Recommended form | 1 | (.812) | ||||||||
| Psychosocial Expectancies (14 common items) | ||||||||||
| Unrestricted | 1001 | (.836) | 2002 | (.860) | 3003 | (.878) | 3432 | (.891) | 3003 | (.901) |
| Reduced set | 43 | (.826) | 44 | (.849) | 133 | (.870) | 175 | (.884) | 67 | (.895) |
| Recommended form | 1 | (.852) | ||||||||
| Health Expectancies (13 common items) | ||||||||||
| Unrestricted | 495 | (.867) | 792 | (.887) | 924 | (.899) | 792 | (.908) | 495 | (.915) |
| Reduced set | 84 | (.857) | 20 | (.869) | 290 | (.895) | 158 | (.903) | 80 | (.909) |
| Recommended form | 1 | (.873) | ||||||||
Note. Values in parentheses indicate the highest marginal reliability (for EAP score estimates based on full response pattern) attained among a set of candidate forms.