Table 3 Agreement between self-reported chronic disease and definitions from administrative data, HISLINK 2013, Belgium*
Chronic disease | Sensitivity (%) (95% IC) | Specificity (%) (95% IC) | PPV (%) (95% IC) | NPV (%) (95% IC) | Kappa (95% CI) |
|---|---|---|---|---|---|
Diabetes mellitus | 78.5 (72.1–85.0) | 98.5 (98.2–98.9) | 75.4 (70.5–80.3) | 98.8 (98.3–99.2) | 0.77 (0.75–0.80) |
CVDs | 83.1 (80.6–85.6) | 88.6 (87.6–89.7) | 63.4 (60.6–66.2) | 95.7 (95.0–96.3) | 0.63 (0.61–0.65) |
COPD | 28.8 (22.3–35.3) | 98.3 (97.9–98.6) | 40.9 (32.5–49.3) | 97.1 (96.6–97.5) | 0.35 (0.30–0.40) |
Asthma | 27.4 (21.3–33.6) | 99.5 (99.3–99.7) | 72.9 (63.8–82.1) | 96.8 (96.2–97.3) | 0.35 (0.30–0.41) |
Parkinson’s disease | 64.3 (38.9–89.8) | 99.9 (99.9–100) | 83.5 (69.8–97.3) | 99.8 (99.7–100) | 0.70 (0.58–0.82) |
Epilepsy | 60.4 (44.6–76.2) | 99.2 (99.0–99.4) | 42.9 (31.0–54.8) | 99.6 (99.4–99.8) | 0.46 (0.37–0.55) |
Thyroid disorders | 66.7 (61.0–72.4) | 98.4 (98.1–98.7) | 72.4 (67.3–77.5) | 97.9 (97.5–98.3) | 0.66 (0.62–0.69) |