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J Am Med Inform Assoc 16:869-873 doi:10.1197/jamia.M3119
  • Original Investigation

Electronic Screening Improves Efficiency in Clinical Trial Recruitment

Table 1

E-screening Results Compared with Investigator Review

Investigator Review Results
E-screening Results Eligible Ineligible Total
Eligible 3 20 23
Ineligible 0 102 102
Total 3 122 125

  • CI = confidence interval; NPA = negative predictive accuracy; PPA = positive predictive accuracy.

    Sensitivity = 100% (95% CI: 45–100%).

    Specificity = 84% (95% CI: 82–84%).

    PPA = 13% (95% CI: 6–13%).

    NPA = 100% (95% CI: 98–100%).

This Article

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