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Basis of diagnosis: epidemiological criteria

This section provides key information for cases where laboratory testing might be negative or inconclusive but there is a high index of suspicion. The information is collected to determine if the case should be classified as probable.

Epidemiological criteria are also important to link cases and determine whether the source of infection is known.

To enter information on linked cases:

  • Use the option button and free text the EpiSurv number of the index case.
  • Please note this field is for an EpiSurv Number only, names will cause a transfer error.