Table 3 Validity of self-reported information on disability pension, rehabilitation benefits and retirement pension, the HUNT Study (HUNT2, 1995–1997), N = 40,633 aged 19–87 years
Sensitivity (%) | Specificity (%) | Positive predicative value (%) | Negative predicative value (%) | Kappa | Agreement (%) | |
|---|---|---|---|---|---|---|
Disability pension | ||||||
Answers only | 98.7 | 99.2 | 93.3 | 99.8 | 0.95 | 99.1 |
(95% CI) | (98.3–99.1) | (99.1–99.3) | (92.5–94.1) | (99.8–99.9) | ||
Missing set as non-recipient | 95.2 | 99.3 | 93.3 | 99.5 | 0.94 | 99.0 |
(95% CI) | (94.5–95.9) | (99.2–99.4) | (92.5–94.1) | (99.5–99.6) | ||
Rehabilitation benefits | ||||||
Answers only | 81.7 | 99.5 | 72.2 | 99.7 | 0.76 | 99.2 |
(95% CI) | (78.3–85.0) | (99.4–99.6) | (68.6–75.9) | (99.6–99.8) | ||
Missing set at non-recipient | 60.4 | 99.6 | 72.2 | 99.3 | 0.65 | 98.9 |
(95% CI) | (56.7–64.0) | (99.5–99.7) | (68.6–75.9) | (99.2–99.4) | ||
Retirement pension | ||||||
Answers only | 98.1 | 98.6 | 83.2 | 99.9 | 0.89 | 98.6 |
(95% CI) | (97.5–98.7) | (98.5–98.8) | (81.7–84.7) | (99.8–99.9) | ||
Missing set as non-recipient | 93.9 | 98.9 | 83.2 | 99.7 | 0.88 | 98.7 |
(95% CI) | (92.9–94.9) | (98.8–99.0) | (81.7–84.7) | (99.6–99.7) |