Table 1. Prevalence of E. coli in beef and sheep meat specimens at Sylhet division.
|
Sample |
Sylhet (n1=50,n2=50) |
Moulvibazar (n1=50,n2=50) |
Sunamganj (n1=50,n2=50) |
Habiganj (n1=50,n2=50) |
Total (n1=200,n2=200) |
P- valuea |
|
Beef (n1=200) |
29 (58%) |
20 (40%) |
19 (38%) |
22 (44%) |
90 (45%) |
0.004# |
|
Sheep meat (n2=200) |
14 (28% |
11 (22%) |
10 (20%) |
11 (22%) |
46 (23%) |
0.114## |
|
Total (N=400) |
43 (21.5%) |
31 (15.5%) |
29 (14.5%) |
33 (16.5%) |
136 (34%) |
n1=number of beef sample, n2=number of sheep meat sample.a= P values were calculated using a two-way analysis of variance (ANOVA) without replication. P-values less than 0.05 are bolded. # Variance between beef and sheep meat. ## Variance among the four districts under study.