Effects of Smoking on Aggression, Big Five Personality Factors, and Polymorphisms in HTR2A, DRD4, and MAOA among Egypt University Students

Table 1

The relationship of tobacco smoking and personality trait score. It shows the means (SD) for personality attributes for the non-, light, and heavy smoker groups.

Characteristics	Cigarette smoking status
	NS	LS	HS
Gender
Male	34 (32.4)	21 (20)	50 (47.6)	>0.05
Female	46 (73)	12 (19.1)	5 (7.9)
Aggression score				<0.001
Openness score				<0.001
Neuroticism score				<0.001
Conscientiousness score				<0.001
Agreeableness score				<0.001
Extraversion score				<0.001

Analysis of variance indicates that there were significant differences among groups on aggression, openness, neuroticism, conscientiousness, agreeableness, and extraversion factors.