Table 1.

Contamination frequency of fruits and vegetables by 3GC-resistant Gram-negative bacteria.

Farms/Markets	Number plant samples	Number of contaminated samples	Frequency of contamination	95% CI
Farm no. 1	35	2	6%
Farm no. 2	41	2	5%
Farm no. 3	35	0	0%
Farm no. 4	54	3	6%
Total large farms	165	7	4%
Farm no. 5	6	4	67%
Farm no. 6	5	3	60%
Farm no. 7	5	4	80%
Total family farms	16	11	69%
Total on farms	181	18	10%	[5.36–14.37%]#
Market Bejaia ville	24	3	13%
Market Idimco-Bejaia	148	24	16%
Market Ihadaden-Bejaia	78	23	29%
Market Lekhmis-Bejaia	48	8	17%
Market Royal	12	8	67%
Total on markets	310	66	21%	[16.47–25.53%]$
Grand total	491	84	17%	[13.68–20.32%]

^#,$Values followed by different signs were found significantly different by Chi2 test (Table S3).