Sensitivity and specificity of Régie de l’assurance maladie du Québec (RAMQ) ascertainment method alone and when combining it with self-reported data for the 11 observation periods, CARTaGENE cohort, Quebec (2009–2010).
| RAMQ Alone | RAMQ Combined with Self-reported Data | |||
|---|---|---|---|---|
| Sensitivity, % | Specificity, % | Sensitivity, % | Specificity, % | |
| 3-yr period (Jan 1, 2008–Dec 31, 2010) | 78.1 (58.3–92.6) | 99.3 (99.0–99.8) | 84.0 (74.0–93.7) | 99.8 (99.6–100.0) |
| 4-yr period (Jan 1, 2007–Dec 31, 2010) | 78.0 (58.5–92.5) | 99.3 (98.9–99.8) | 84.0 (74.1–93.6) | 99.7 (99.5–99.9) |
| 5-yr period (Jan 1, 2006–Dec 31, 2010) | 78.1 (58.5–92.7) | 99.2 (98.8–99.8) | 85.4 (76.3–94.1) | 99.7 (99.5–99.9) |
| 6-yr period (Jan 1, 2005–Dec 31, 2010) | 78.1 (58.4–92.7) | 99.2 (98.8–99.8) | 85.5 (76.3–94.2) | 99.6 (99.5–99.9) |
| 7-yr period (Jan 1, 2004–Dec 31, 2010) | 78.1 (58.4–92.6) | 99.2 (98.7–99.8) | 85.0 (75.7–93.9) | 99.6 (99.5–99.7) |
| 8-yr period (Jan 1, 2003–Dec 31, 2010) | 78.1 (58.6–92.6) | 99.2 (98.9–99.6) | 85.0 (75.7–93.9) | 99.5 (99.4–99.8) |
| 9-yr period (Jan 1, 2002–Dec 31, 2010) | 78.1 (58.4–92.7) | 99.1 (98.6–99.7) | 85.0 (75.6–94.0) | 99.5 (99.3–99.8) |
| 10-yr period (Jan 1, 2001–Dec 31, 2010) | 78.1 (58.4–92.7) | 99.0 (98.5–99.7) | 85.0 (76.3–94.1) | 99.5 (99.3–99.8) |
| 11-yr period (Jan 1, 2000–Dec 31, 2010) | 78.2 (58.7–92.7) | 99.0 (98.5–99.7) | 85.4 (76.3–94.1) | 99.4 (99.2–99.8) |
| 12-yr period (Jan 1, 1999–Dec 31, 2010) | 78.1 (58.5–92.7) | 98.9 (98.4–99.7) | 85.4 (76.2–94.0) | 99.4 (99.2–99.8) |
| 13-yr period (Jan 1, 1998–Dec 31, 2010) | 78.2 (58.8–92.7) | 98.9 (98.3–99.7) | 85.5 (76.3–94.1) | 99.4 (99.1–99.8) |
Values are posterior means (lower and upper limits of the posterior equal-tailed 95% credible intervals).