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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)

From: Seroprevalence and risk factors of brucellosis in abattoir workers at Debre Zeit and Modjo export abattoir, Central Ethiopia

Category N Brucellosis (yes) N (%) χ 2 P-Value Zoonosis
(yes) N (%)
χ 2 P-Value
Level of education
 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   
Types of Job
 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   
Name of abattoirs
 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)   
  1. 1Within a variable, values in the same column with different letters differ significantly