To anyone observing psychiatric casualties in wartime, the multiplicity of determining factors is apparent. Even if we attempt to take patients from the same or similar units, we must be aware of some differences in the environment. Nevertheless, since we are always endeavoring to study and delineate factors within the individual in an attempt to understand those processes which are significant in the production of emotional disturbances, despite all the problems, military situations provide unusual opportunities for observing groups with some similarity of variables.
Even to the casual observer a certain similarity in characteristics and histories seems apparent. To test the validity of certain of these observations, a study was undertaken to compare a representative group of psychiatric patients with a group of men who had enough ego strength to withstand the stress of combat. This was done by
interview, questionnaire, and review of histories.
The first group was one
LEVY A. Analysis of Some Factors Influencing Resistance to Combat Stress. AMA Arch NeurPsych. 1958;80(5):650–652. doi:10.1001/archneurpsyc.1958.02340110120018
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