Ronald A Kleinknecht

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Factor analysis of the Dental Fear Survey disclosed three stable and reliable factors. The first factor related to patterns of dental avoidance and anticipatory anxiety. The second factor related to fear associated with specific dental stimuli and procedures. Factor three concerned felt physiologic arousal during dental treatment. Cross validation showed(More)
Disgust has been implicated in the onset and maintenance of blood-injection-injury (BII) and animal phobias. Research suggests that people with these phobias are characterized by an elevated sensitivity to disgust-evoking stimuli separate from their phobic concerns. The disgust response has been described as the rejection of potential contaminants.(More)
The Dental Fear Survey (DFS), a paper and pencil instrument for assessing dental fear and avoidance, has been widely used and validated in fear studies in the US. However, before such instruments are used in countries and cultures dissimilar to the one in which it was developed, they should be cross-validated in that culture. The present study is an(More)
Studies evaluating the effects of diazepam (Valium) on psychomotor and cognitive functions are reviewed an integrated. The importance of the full and clear documentation of such drug effects lies in the wide usage of diazepam today for a variety of medical, psychiatric, and dental purposes. The various tasks used to assess drug effects were classified into(More)
Anxiety about pain is increasingly recognized as one factor contributing to increased pain perception and pain behavior [McCracken, L. M., Faber S. D., & Janeck A. S. (1998) Pain-related anxiety predicts nonspecific physical complaints in persons with chronic pain. Behavior Research and Therapy, 36, 621-630; McCracken L., & Gross R. (1995). The pain anxiety(More)
The Medical Fear Survey (MFS) and its companion scale, the Medical Avoidance Survey (MAS) were factor analyzed and the factor analysis was cross validated in sample of 934 participants. Seven reliable factors were derived from the MFS which cover the domain of blood, injury, and injection fears and phobias. These factors were entered into a discriminate(More)
The present study examined two forms of culturally-defined social anxiety: social anxiety or phobia, as defined by DSM-IV; (i.e., a concern of public scrutiny or embarrassment) and Taijin Kyofusho (TKS), a Japanese form of social anxiety centered around concern for offending others with inappropriate behavior or offensive appearance. These versions of(More)
The relationship of mutilation fear and fainting was examined in 204 students, (103 fainters and 101 non-fainters) by administering a series of questionnaires and a structured interview concerning the history, effects and circumstances of their fear and fainting. Two hundred and sixty of their parents completed the same scales along with a self-report(More)