Skip to main content

Table 3 Actual prevalence, recall, specificity and precision of all four properties in the internal (n = 980) and multicenter validation set (n = 996)

From: Contextual property detection in Dutch diagnosis descriptions for uncertainty, laterality and temporality

Property Actual prevalence (%) (95% CI) Recall (95% CI) Specificity (95% CI) Precision (95% CI)
Internal validation set Multicenter validation set Weighted mean (%) Internal validation set Multicenter validation set Weighted mean (%) Internal validation set Multicenter validation set Weighted mean (%) Internal validation set Multicenter validation set Weighted mean (%)
Lateralitya 25.3 (22.6–28.2) 29.2 (26.4–32.1) 27.4 (24.7–30.1) 100 (98.5–100) 99.7 (98.1–100) 99.9 (99.4–100) 99.0 (98.1–99.6) 97.2 (95.7–98.2) 98.6 (97.9–99.2) 97.3 (94.4–98.9) 93.5 (90.2–96.0) 96.1 (95.3–97.0)
Temporality 16.9 (14.6–19.4) 9.4 (7.7–11.4) 12.4 (7.1–17.7) 97.6 (93.9–99.3) 96.8 (91.0–99.3) 97.4 (95.3–99.4) 99.5 (98.7–99.9) 98.9 (98.0–99.5) 99.3 (98.9–99.7) 97.6 (93.9–99.3) 90.1 (82.5–95.1) 96.0 (95.2–96.9)
Uncertainty 11.9 (10.0–14.1) 10.2 (8.4–12.3) 11.0 (9.8–12.2) 99.1 (95.3–100) 86.3 (78.0–92.3) 98.1 (96.1–100) 98.5 (97.4–99.2) 98.8 (97.8–99.4) 98.6 (98.1–99.2) 89.9 (83.4–94.5) 88.9 (81.0–94.3) 89.4 (88.1–90.8)
Removal of uncertaintya 0.9 (0.4–1.7) 1.4 (0.8–2.3) 1.2 (0.8–1.6) 100 (66.4–100) 57.1 (28.9–82.3) 90.4 (78.5–100) 99.4 (98.7–99.8) 99.9 (99.4–100) 99.8 (99.6–100) 60.0 (32.3–83.7) 88.9 (51.8–99.7) 80.6 (78.9–82.2)
  1. The numbers are calculated using the reference standard
  2. aRemoval of Uncertainty and Laterality both contained zeros in the confusion matrix