Table 1.

Socio-demographic variables and result of Kruskal-Wallis test for the whole population of breeders (a), people belonging to F1 (b), F2 (c), and F3 (d).

Variables		(a)	(b)		(c)		(d)
		Population	F1	P-value	F2	P-value	F3	P-value
Number		26	13		7		6
Gender	Woman	9	6	0.53	1	0.39	2	0.08
	Man	17	7		6		4
Age	≤ 40	18	11	0.02*	4	0.059	3	0.33
	>40	8	2		3		3
Experience	(years)	10.38	10.7	0.48	6.8	0.83	13.8	0.21
Education	Elementary sch.	4	1	0.07	0	0.009**	3	0.13
	Middle sch.	3	1		1		1
	High sch.	10	7		1		2
	University	9	4		5		0
Status	Owner	21	10	0.67	7	0.008**	4	0.74
	Employee	5	3		0		2
Specie	Pork	10	6	0.10	3	0.19	1	0.76
	Poultry	5	1		3		1
	Mixt	11	6		1		4
Type	Familial	5	3	0.89	2	0.49	0	0.85
	Semi-intensive	16	8		3		5
	Intensive	5	2		2		1
Farm localization	Urban	14	8	0.71	2	0.85	4	0.55
	Rural	12	5		5		2

^*p < 0.05;

^**p < 0.01.