Table 2.

Biosecurity score in broiler farms (n = 153) in four regions of Cameroon (North, Adamawa, East and Centre), 2024. SD standard deviation

Subcategory	Average	SD	Median	Min	Max
External biosecurity
Purchase of one-day chicks	45	23	41	0	100
Depopulation of broilers	35	16	30	6	73
Feed and water	29	18	31	3	83
Removal of manure and carcasses	17	10	5	0	78
Visitors and farmworkers	57	16	60	19	81
Material supply	84	25	100	0	100
Infrastructure and biological vectors	62	16	63	11	95
Location of the farm	57	22	61	0	100
Subtotal External biosecurity	49	10	49	23	72
Internal biosecurity
Disease management	64	15	63	23	100
Cleaning and disinfection	41	10	39	9	67
Materials and measurements between compartments	73	27	82	0	100
Subtotal Internal biosecurity	56	10	58	24	73
Overall biosecurity score	51	8	51	28	71