46 student volunteers were confronted with a stressful or nonstressful task following ingestion of coffee that was either heavily caffeinated or relatively caffeine-free. State anxiety was increased by exposure to the stressful situation. However, this effect was greater in subjects who had ingested high caffeine-content coffee.
Get full access to this article
View all access options for this article.
References
1.
American Psychiatric Association.Diagnostic and statistical manual of mental disorders. (3rd ed.) Washington, DC: American Psychiatric Assn, 1980.
2.
CobbS.Physiologic changes in men whose jobs were abolished. Journal of Psychosomatic Research, 1974, 18, 245–258.
3.
GillilandK.AndressD.Ad lib. caffeine consumption, symptoms of caffeinism, and academic performance. American Journal of Psychiatry, 1981, 138, 512–514.
4.
GredenJ. F.Anxiety or caffeinism: A diagnostic dilemma. American Journal of Psychiatry, 1974, 131, 1089–1092.
5.
GredenJ. F.Coffee, tea and you. The Sciences, 1979, 19, 6–11.
6.
GredenJ. F.FontaineP.LubetskyM.ChamberlinK.Anxiety and depression associated with caffeinism among psychiatric inpatients. American Journal of Psychiatry, 1978, 135, 963–966.
7.
HicksR. A.HicksG. J.ReyesJ. R.CheersY.Daily caffeine use and the sleep of college students. Bulletin of the Psychonomic Society, 1983, 21, 24–25.
8.
InselT. R.NinanP. T.AloiJ.JimersonD. C.SkolnickP.PaulS. M.A benzodiazepine receptor-mediated model of anxiety. Archives of General Psychiatry, 1984, 41, 741–750.
9.
NeimsA. H.Von BorstelR. W.Caffeine: Metabolism and biochemical mechanisms of action. In WurtmanR. J.WurtmanJ. J. (Eds.), Nutrition and the brain. Vol. 6. New York: Raven Press, 1983. Pp. 1–30.
10.
O'NeilH. F.SpielbergerC. D.HansenD. N.The effects of state-anxiety and task difficulty on computer-assisted learning. Journal of Educational Psychology, 1969, 60, 343–350.
11.
ShouksmithG. A.Manual for the Canterbury Reasoning Test. Christchurch, New Zealand: Caxton Press for the Carnegie Social Sciences Research Foundation, 1960.
12.
ShouksmithG.HarrisonR. J.A note on a scale for measuring student adjustment. Australian Journal of Psychology, 1965, 17, 140–142.
13.
SpielbergerC. D.GorsuchR. L.LusheneR. E.Manual for the State-Trait Anxiety Inventory (“Self-evaluation Questionnaire”). Palo Alto, CA: Consulting Psychologists Press, 1970.
14.
VeleberD. M.TemplerD. I.Effects of caffeine on anxiety and depression. Journal of Abnormal Psychology, 1984, 93, 120–122.
