Time estimation was measured in 33 heavy smokers, 34 non-smokers and 23 ex-smokers over two experimental sessions. All smokers abstained from smoking for 30 min prior to each session. Half of the smokers smoked a cigarette prior to time estimation measurement in the ยฎrst session, whereas the remaini
Dosage and time effects of cigarette smoking
โ Scribed by Marianne Frankenhaeuser; Anna -Lisa Myrsten; Michael Waszak; Aldo Neri; Birgitta Post
- Publisher
- Springer
- Year
- 1968
- Tongue
- English
- Weight
- 459 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0033-3158
No coin nor oath required. For personal study only.
โฆ Synopsis
Sus~szary. Effects of cigarette smoking were examined in eight healthy habitual smokers. Comparisons between effects on eatecholamine excretion produced by 2, 4, and 6 cigarettes, smoked within a 2-hr period, showed a progressive increase in adrenaline excretion with number of cigarettes, while noradrenaline excretion was not noticeably affected. Comparisons between smoking and control conditions showed effects on hand steadiness, skin temperature, heart rate, and blood pressure. Dose-and time-response curves indicated that the relatively largest effect was regularly produced by the first cigarette, while the 2nd to 6th cigarette produced progressively smaller changes.
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Eighty-two per cent of a sample of 170 female adolescent smokers reported experiencing one or more of five specified subjective effects of smoking. Feeling calmer was the most frequently reported effect and daily smokers were more likely to report this than non-daily smokers (64% versus 38%, P less