Table 1.

Occurrence of Listeria spp. in pasteurized milk, chicken fillets and pregnant woman stools.

Type of samples	No. of samples analyzed	No. of Listeria spp. positive samples (%)	No. of species positive samples (%)
			L. monocytogenes	L. innocua	L. ivanovii	L. grayi	L. welshimeri
Pasteurized milk	100	10 (10)	2 (20)	5 (50)	1 (10)	1 (10)	1 (10)
Chicken fillets	100	49 (52)	15 (30.6)	28 (57.1)	6 (12.2)	0 (0.0)	0 (0.0)
Pregnant women stool	100	39 (23.1)	9 (23.1)	15 (38.5)	7 (17.9)	4 (10.3)	4 (10.3)
Total	300	98 (32.7)	26 (26.5)	48 (48.9)	14 (14.3)	5 (5.1)	5 (5.1)