Table 3 |
|||
Results for the chi-squared test and kappa coefficients for the four Map detection methods | |||
HYDEqPCR | Faecal culture | Milk ELISA | |
HYDEqPCR | |||
N | 141 | ||
chi-squared | 4.275 | ||
P | 0.039 | ||
Kappa | 0.059 | ||
Milk qPCR | |||
N | 91 | 91 | 91 |
chi-squared | 0.289 | 0.841 | 0.575 |
P | 0.591 | 0.359 | 0.448 |
Kappa | -0.027 | 0.084 | -0.022 |
Milk ELISA | |||
N | 91 | 91 | |
chi-squared | 0.111 | 5.123 | |
P | 0.739 | 0.024 | |
Kappa | 0.002 | 0.107 |
n: number of samples.
p ≤0.05 indicates significant association between test results.
Kappa coefficient value of 1.00 indicates perfect agreement and a value of 0.00 indicates that any agreement is no better than chance.
Logar et al.
Logar et al. BMC Veterinary Research 2012 8:49 doi:10.1186/1746-6148-8-49