Tobacco withdrawal symptoms and urges to smoke in pregnant versus non-pregnant smokers
Tobacco withdrawal symptoms and urges to smoke in pregnant versus non-pregnant smokers
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DOI:
10.1016/j.addbeh.2012.07.008
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发表时间:
2012-12-01
影响因子:
4.4
通讯作者:
Coleman, Tim
中科院分区:
文献类型:
--
作者:
Ussher, Michael;Etter, Jean-Francois;Coleman, Tim
We compared tobacco withdrawal in pregnant and non-pregnant smokers abstaining from smoking for 24 h. Female smokers completed an internet-based questionnaire, including the Minnesota Nicotine Withdrawal Scale Revised (MNWS). They also rated additional withdrawal items and strength of urge to smoke. Consenting women were randomized to either: (i) abstain from smoking for 24 h or (ii) smoke as usual. After 24 h they rated their withdrawal again. We included a 'smoking as usual' group as we wished to establish that smoking abstinence increased withdrawal symptoms. Two-hundred and seventy-five women completed both the initial and the 24 h questionnaire and reported abstaining (n=115, 17% pregnant) or smoking (n=160, 21% pregnant) as requested. Exclusively among abstinent smokers, we compared symptoms for the pregnant and non-pregnant groups. After 24 h pregnant women had significantly lower scores than non-pregnant women for the mean MNWS (p=0.004) and for three individual MNWS symptoms (angry, p=0.010; anxious, p=0.048; impatient, p=0.011), with adjustments for baseline cigarette consumption and baseline withdrawal scores. Overall, on the first day of smoking abstinence, pregnant women are likely to report less severe tobacco withdrawal than non-pregnant women. (C) 2012 Elsevier Ltd. All rights reserved.