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Table 2 Study design for medical records selected for review

From: Performance of passive case detection for malaria surveillance: results from nine countries in Mesoamerica and the Dominican Republic

 

Belize

Colombia

Costa Rica

Dominican Republic

El Salvador

Guatemala

Honduras

Nicaragua

Panama

Total

Total medical records selected for reviewa

(including replacements)

897

278

983

632

842

1269

1868

1233

645

8647

Selected medical records that could not be located for reviewb

39

11

120

122

33

8

935

139

7

1414

All medical records screened for eligibilityc

858

267

863

510

809

1261

933

1094

638

7233

Ineligible medical records replacedd

7

13

19

44

196

33

81

128

72

593

Eligible medical records collectede

(starting point of algorithm)

851

254

843

466

613

1228

852

966

566

6639

Suspected malaria casesf (denominator)

836

254

364

460

516

1196

801

891

555

5873

  1. aConsiders all medical records selected from the sampling frame (logbook, list of diagnoses or discharge records)
  2. bPhysical or electronic medical records that could not be located
  3. cMedical records located, and screened
  4. dReplaced after screening for eligible diagnosis or febrile illness of defined aetiology
  5. eMedical records fully reviewed
  6. fMedical records that met the definition of suspected malaria case