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Development, implementation and preliminary study of a PDA-based tuberculosis result collection system.

Joaquin Blaya1, Hamish S F Fraser

  • 1Harvard-MIT Division of Health Sciences and Technology, Cambridge, USA.

AMIA ... Annual Symposium Proceedings. AMIA Symposium
|January 24, 2007
PubMed
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A new personal digital assistant (PDA) system significantly reduced multidrug-resistant tuberculosis (MDR-TB) data processing times and errors. This electronic system streamlines monthly bacteriology data collection for improved patient care in Peru.

Area of Science:

  • Public Health
  • Infectious Disease Management
  • Health Informatics

Background:

  • Multidrug-resistant tuberculosis (MDR-TB) treatment in Peru relies on monthly bacteriology tests.
  • Current manual data collection by Socios En Salud (SES) is time-consuming and prone to errors.
  • Integration with the Partners In Health Electronic Medical Record (PIH-EMR) system is crucial.

Purpose of the Study:

  • To develop and implement a personal digital assistant (PDA)-based electronic system for collecting MDR-TB bacteriology data.
  • To evaluate the efficiency and accuracy of the PDA system compared to traditional paper-based methods.

Main Methods:

  • A pilot study compared a PDA-based electronic data collection system with a paper-based system in two health districts.
  • Data processing times and discrepancy rates were measured before and after implementation.

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  • User feedback was collected on the usability of the PDA system.

    • Main Results:

    • The PDA system reduced data processing time from over 50 days to 6.2 days (p<0.0001).
    • Discrepancy rates decreased from 10.1% to 2.8% (p<0.0001).
    • The system demonstrated a cost-recuperation period of three months due to increased efficiency.

    Conclusions:

    • The PDA-based electronic system significantly improves the efficiency and accuracy of MDR-TB bacteriology data collection.
    • This technology offers a cost-effective solution for managing infectious disease data.
    • Further studies are warranted to assess the broader impact on treatment delays and costs.