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Logo of nihpaAbout Author manuscriptsSubmit a manuscriptHHS Public Access; Author Manuscript; Accepted for publication in peer reviewed journal;
 
From:
Nicotine Tob Res. Author manuscript; available in PMC 2010 August 3.
Published in final edited form as:
Nicotine Tob Res. 2008 December; 10(12): 1727–1735.
doi: 10.1080/14622200802443551

Table 2

Fagerström Test for Nicotine Dependence (FTND) scores by sex and smoking status among daily smokers in STAGE.

MEAN FTND SCORE (SE)AllMalesFemalesp value
Ever smoked cigarettes daily3.3 (0.09)3.5 (0.09)3.2 (0.08)p=.0031a
Current daily smoker3.5 (0.08)3.7 (0.15)3.4 (0.14)p=.1389a
Former daily smoker2.9 (0.10)3.2 (0.14)2.6 (0.11)p=.0017a
p=.0101bp<.001b

Note.

aLeast square means, standard errors (SE) and p values obtained from mixed models which examined whether FTND scores differed for males vs. females, among all daily smokers, among current daily smokers and among former daily smokers while adjusting for twin correlation.
bLeast square means, standard errors (SE) and p values obtained from mixed models which examined whether FTND scores differed for current daily smokers vs. former daily smokers, among males and among females while adjusting for twin correlation.