The predisposing causes of the Donatist schism were the belief, early introduced into the African church, that the validity of all sacerdotal acts depended upon the personal character of the agent, and the question, arising out of that belief, as to the eligibility for sacerdotal office of the traditores, or those who had delivered up their copies of the Scriptures under the compulsion of the Diocletian persecution; the exciting cause was the election of a successor to Mensurius, bishop of Carthage, who died in 311.
To heredity, as an indirect or predisposing cause, has probably been assigned too great importance, and the many facts brought forward of the relative frequency of cancer in members of one family only justify the conclusion that the tissue-resistance of certain families is lowered.
The predisposing cause in each case was the desire to be free from the "bondage of creed."
The predisposing circumstances which affected Montaigne were thus likely to incline him to scepticism, to ethical musings on the vanity of life and the like.
Fatigue from physical exertion is a predisposing cause of heat-stroke, and constipation and alcoholic indulgence should be avoided.
The universal custom of sleeping on the house-top in summer promotes rheumatic and neuralgic affections; and in the Koh Daman of Kabul, which the natives regard as having the finest of climates, the mortality from fever and bowel complaint, between July and October, is great, the immoderate use of fruit predisposing to such ailments.
The truth seems to be that native opinion throughout India was in a ferment, predisposing men to believe the wildest stories, and to act precipitately upon their fears.
According to the Plague Research Committee of Bombay, the predisposing causes are " those leading to a lower state of vitality," of which insufficient food is probably the most important.
In this way conditions formerly believed to be the causes of disease are now recognized as playing their part in predisposing to the action of the true causal agent, viz.
There is no evidence that age, sex or race exercises a distinct predisposing influence.