Table 4 Knowledge of Debre Zeit and Modjo abattoirs workers about brucellosis and other zoonotic diseases by year on job, level of education, types of job, and abattoirs (N = 156)

 Illiterate

13

6 (46.15)^a

5 (38.46)^a

 Primary

56

6 (28.57) ^a

11.362

0.010

21 (37.50)^a

17.120

0.001

 Secondary

65

32 (49.23)^b

38 (58.46)^b

 Post Secondary

22

15 (68.18)^b

19 (86.36)^b

 Animal Keepers

23

8 (34.78)^a

12 (52.17)^a

 Slaughterers

64

30 (46.88)^a

35 (54.69)^a

 Loaders

33

11 (33.33)^a

18.888

0.001

4 (42.42)^a

13.444

0.009

 Veterinarian

12

12 (100)^b

12 (100)^b

 Cleaners

24

8 (33.33)^a

10 (41.67)^a

 Abattoir 1

32

14 (43.75)

15 (46.88)

 Abattoir 2

27

15 (55.56)

14 (51.85)

 Abattoir 3

31

9 (29.03)

4.742

0.315

20 (64.52)

2.742

0.602

 Abattoir 4

34

15 (44.12)

21 (61.13)

 Abattoir 5

32

16 (50)

17 (53.13)

Total

156

69 (44.23)

83 (53.21)