Summary of Experience and Infrastructure of the Kenya Medical Research Institute–Based Diarrhea Disease Surveillance Platform, Western Kenya, 2007–2022
| Study Description . | Multicountry or Multicenter Study . | Targeted Population . | Enrollment, No. . | Follow-up Period . | Retention Rate . | Data Collection Method . |
|---|---|---|---|---|---|---|
| Global Enteric Multicenter Study (GEMS) [1] | Yes | Children aged 0–59 mo with MSD and control | 3359 | 60–90 d | 97% | Paper-based with optical character recognition software and use of Safe File Transmission Program Server |
| Vaccine Impact on Diarrhea Assessment (VIDA) [18] | Yes | Children aged 0–59 mo with MSD and control | 3649 | 60–90 d | 97% | Real-time EDC–Advantage |
| Phase 3 rotavirus trial [38] | Yes | Infants aged 4–12 wk | 1308 | 24 wk | 98% | Visual Basic for .NET applications electronic system |
| RCT of ceramic water filter [39] | No | Infants aged 4–10 mo in 240 households | 240 | 25 wk | 97% | Paper-based with optical character recognition software |
| Rotavirus Immunization Program Evaluation in Kenya (RIPEK) [40] | Yes | Children aged 0–59 mo with acute gastroenteritis | … | … | 97% | VB.Net electronic system |
| Enterics for Global Health (EFGH)–Shigella Study | Yes | Children aged 6–35 mo with medically attended diarrhea | … | 90 d | … | REDCap and SurveyCTO |
| Study Description . | Multicountry or Multicenter Study . | Targeted Population . | Enrollment, No. . | Follow-up Period . | Retention Rate . | Data Collection Method . |
|---|---|---|---|---|---|---|
| Global Enteric Multicenter Study (GEMS) [1] | Yes | Children aged 0–59 mo with MSD and control | 3359 | 60–90 d | 97% | Paper-based with optical character recognition software and use of Safe File Transmission Program Server |
| Vaccine Impact on Diarrhea Assessment (VIDA) [18] | Yes | Children aged 0–59 mo with MSD and control | 3649 | 60–90 d | 97% | Real-time EDC–Advantage |
| Phase 3 rotavirus trial [38] | Yes | Infants aged 4–12 wk | 1308 | 24 wk | 98% | Visual Basic for .NET applications electronic system |
| RCT of ceramic water filter [39] | No | Infants aged 4–10 mo in 240 households | 240 | 25 wk | 97% | Paper-based with optical character recognition software |
| Rotavirus Immunization Program Evaluation in Kenya (RIPEK) [40] | Yes | Children aged 0–59 mo with acute gastroenteritis | … | … | 97% | VB.Net electronic system |
| Enterics for Global Health (EFGH)–Shigella Study | Yes | Children aged 6–35 mo with medically attended diarrhea | … | 90 d | … | REDCap and SurveyCTO |
Abbreviations: EDC, electronic data capture; MSD, moderate to severe diarrhea; RCT, randomized controlled trial; REDCap, Research Electronic Data Capture.
Summary of Experience and Infrastructure of the Kenya Medical Research Institute–Based Diarrhea Disease Surveillance Platform, Western Kenya, 2007–2022
| Study Description . | Multicountry or Multicenter Study . | Targeted Population . | Enrollment, No. . | Follow-up Period . | Retention Rate . | Data Collection Method . |
|---|---|---|---|---|---|---|
| Global Enteric Multicenter Study (GEMS) [1] | Yes | Children aged 0–59 mo with MSD and control | 3359 | 60–90 d | 97% | Paper-based with optical character recognition software and use of Safe File Transmission Program Server |
| Vaccine Impact on Diarrhea Assessment (VIDA) [18] | Yes | Children aged 0–59 mo with MSD and control | 3649 | 60–90 d | 97% | Real-time EDC–Advantage |
| Phase 3 rotavirus trial [38] | Yes | Infants aged 4–12 wk | 1308 | 24 wk | 98% | Visual Basic for .NET applications electronic system |
| RCT of ceramic water filter [39] | No | Infants aged 4–10 mo in 240 households | 240 | 25 wk | 97% | Paper-based with optical character recognition software |
| Rotavirus Immunization Program Evaluation in Kenya (RIPEK) [40] | Yes | Children aged 0–59 mo with acute gastroenteritis | … | … | 97% | VB.Net electronic system |
| Enterics for Global Health (EFGH)–Shigella Study | Yes | Children aged 6–35 mo with medically attended diarrhea | … | 90 d | … | REDCap and SurveyCTO |
| Study Description . | Multicountry or Multicenter Study . | Targeted Population . | Enrollment, No. . | Follow-up Period . | Retention Rate . | Data Collection Method . |
|---|---|---|---|---|---|---|
| Global Enteric Multicenter Study (GEMS) [1] | Yes | Children aged 0–59 mo with MSD and control | 3359 | 60–90 d | 97% | Paper-based with optical character recognition software and use of Safe File Transmission Program Server |
| Vaccine Impact on Diarrhea Assessment (VIDA) [18] | Yes | Children aged 0–59 mo with MSD and control | 3649 | 60–90 d | 97% | Real-time EDC–Advantage |
| Phase 3 rotavirus trial [38] | Yes | Infants aged 4–12 wk | 1308 | 24 wk | 98% | Visual Basic for .NET applications electronic system |
| RCT of ceramic water filter [39] | No | Infants aged 4–10 mo in 240 households | 240 | 25 wk | 97% | Paper-based with optical character recognition software |
| Rotavirus Immunization Program Evaluation in Kenya (RIPEK) [40] | Yes | Children aged 0–59 mo with acute gastroenteritis | … | … | 97% | VB.Net electronic system |
| Enterics for Global Health (EFGH)–Shigella Study | Yes | Children aged 6–35 mo with medically attended diarrhea | … | 90 d | … | REDCap and SurveyCTO |
Abbreviations: EDC, electronic data capture; MSD, moderate to severe diarrhea; RCT, randomized controlled trial; REDCap, Research Electronic Data Capture.
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