Table 3.

Main factors influencing smoking initiation.

	Altogether		GDPs		Dental students
	n	%	n	%	n	%
Stress	207	60.52	71	54.61	136	64.15
Risk taking behavior	184	53.80	62	47.69	122	57.54
Social impact	177	51.75	50	38.46	127	59.90
Fashionable to smoke	114	33.33	27	20.76	87	41.03
Leisure activity	208	60.81	76	58.46	134	63.20
Unknown	1	0.29	0	0.0	1	0.47