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. 2010 Dec 2;13(2):78–87. doi: 10.1093/ntr/ntq212

Figure 2.

Figure 2.

Mean data (±SEM; n = 54) for Factor 1 of the Questionnaire of Smoking Urges—Brief Form (A), “Craving a [cigarette/waterpipe]/Nicotine” from the Hughes–Hatsukami Withdrawal Scale (B), “Lightheaded” from the Direct Effects of Nicotine Scale (DEN) (C), “Dizzy” from the DEN (D), “Was the [cigarette/waterpipe] pleasant?” from the DET (E), and “Was the [cigarette/waterpipe] satisfying?” from the DET (F). Filled symbols indicate a significant difference relative to the pre-smoking mean, and asterisks indicate a significant difference between sessions (p < .05, Tukey’s honestly significant difference).