Translations:Advanced Field Epi:Manual 1 - Disease Investigation/282/en
| style="background-color:#ffffff;border:0.5pt solid #00000a;padding-top:0cm;padding-bottom:0cm;padding-left:0.199cm;padding-right:0.191cm;"| * Doesn't support hypothesis testing or inference for possible risk factors
- Can't estimate prevalence or incidence or exposure proportions
- Subject to inherent biases and errors because of the nature of the data