Table 4.
Country wise disease prevalence with causal agent.
| Country | Type of causal agent | Random effect model |
||||
|---|---|---|---|---|---|---|
| No. of Studies | Prevalence (%) (95% CI) | I2 (%) | H2 | Tau2 | ||
| Iran |
Chlamydia psittaci Haemoproteus columbae Salmonella species Chlamydophila psittaci Chlamydia psittaci Escherichia coli Neospora caninum Avian influenza |
09 | 20 (09–30) | 99.11 | 111.9 | 0.024 |
| Chin |
Toxoplasma gondii Chlamydia psittaci Coronaviruses (CoVs) |
05 | 13 (04–22) | 98.56 | 69.2 | 0.010 |
| Bangladesh |
Salmonella species Newcastle Disease Virus Escherichia coli |
04 | 37 (26–48) | 69.81 | 3.3 | 0.008 |
| Poland |
Chlamydia psittaci Salmonella species Campylobacter species |
03 | 15 (-02–31) | 98.54 | 68.2 | 0.020 |