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Table 1 EasyScan Go diagnostic performance using microscopy as the reference standard

From: Field evaluation of the diagnostic performance of EasyScan GO: a digital malaria microscopy device based on machine-learning

Parasite Detection

Slides, n (Pos, Neg)

Sensitivity, % (95% CI)

Specificity, % (95% CI)

Overall

2152* (929, 1223)

91.1 (88.9–92.7)

75.6 (73.1–78.0)

First tier sitesφ

1464 (585, 879)

89.1 (86.2–91.5)

85.1 (82.6–87.4)

Second tier sitesφ

688 (344, 344)

94.2 (91.2–96.4)

51.5 (46.0–56.8)

  1. *EasyScan Go reading missing, n = 98 due to invalid results
  2. Based on EQC reports of smear and stain quality, sites were assessed according to relative percentages of good vs lower quality slides (“first tier sites” vs.“second tier sites”)