Table 2 Properties of evaluated algorithms
Algorithm | Se (95% CI) | Sp (95% CI) | PPV (95% CI) | NPV (95% CI) | A (95% CI) |
|---|---|---|---|---|---|
+/− 3 Months Diagnosis Date | |||||
Conservative Diagnosis Codes | |||||
1. 1+ hospitalization | 50 (47.2–52.8) | 92.5 (90.9–94.0) | 88.8 (86.4–91.0) | 60.9 (58.5–63.3) | 69.4 (67.6–71.3) |
2. 1+ hospitalization or 2+ outpatient | 57.8 (55.1–60.5) | 86.9 (84.8–88.8) | 84 (81.4–86.3) | 63.4 (60.9–65.9) | 71 (69.2–72.9) |
3. 1+ hospitalization or 1+ outpatient | 61.2 (58.5–63.9) | 84.2 (82.0–86.3) | 82.1 (79.6–84.6) | 64.6 (62.1–67.1) | 71.7 (69.8–73.5) |
Less Conservative Diagnosis Codes | |||||
4. 1+ hospitalization | 52.9 (50.2–55.7) | 87.9 (85.9–89.8) | 83.8 (81.2–86.3) | 61.1 (58.6–63.5) | 68.9 (67.0–70.8) |
5. 1+ hospitalization or 2+ outpatient | 60.4 (57.7–63.2) | 82.2 (79.9–84.4) | 80.1 (77.6–82.6) | 63.6 (61.0–66.1) | 70.3 (68.5–72.1) |
6. 1+ hospitalization or 1+ outpatient | 64.2 (61.5–66.8) | 79.7 (77.4–82.2) | 79 (76.5–81.4) | 65.2 (62.5–67.8) | 71.3 (69.5–73.1) |
Most Inclusive Diagnosis Codes | |||||
7. 1+ hospitalization | 53.6 (50.9–56.4) | 86.9 (84.8–88.9) | 82.9 (80.3–85.5) | 61.2 (58.7–63.7) | 68.8 (66.9–70.7) |
8. 1+ hospitalization or 2+ outpatient | 69.5 (66.9–72.0) | 68 (65.2–70.8) | 72.1 (69.4–74.5) | 65.2 (62.4–68.0) | 68.8 (66.9–70.6) |
9. 1+ hospitalization or 1+ outpatient | 76.3 (73.9–78.6) | 58.7 (55.8–61.7) | 68.7 (66.2–71.1) | 67.5 (64.4–70.5) | 68.2 (66.3–70.1) |
+/− 6 months Diagnosis Date | |||||
Conservative Diagnosis Codes | |||||
10. 1+ hospitalization | 57.5 (54.7–60.3) | 90.1 (88.3–91.8) | 87.4 (85.0–89.5) | 64.1 (61.7–66.6) | 72.4 (70.6–74.2) |
11. 1+ hospitalization or 2+ outpatient | 65.8 (63.2–68.4) | 82.3 (80.0–84.6) | 81.6 (79.2–83.9) | 66.9 (64.4–69.5) | 73.3 (71.6–75.1) |
12. 1+ hospitalization or 1+ outpatient | 68.6 (66.1–71.2) | 79.1 (76.7–81.6) | 79.6 (77.2–82.0) | 67.9 (65.3–70.5) | 73.4 (71.6–75.1) |
Less Conservative Diagnosis Codes | |||||
13. 1+ hospitalization | 60.1 (57.4) | 84.4 (82.2–86.5) | 82.1 (79.6–84.5) | 64 (61.5–66.5) | 71.2 (69.4–73.0) |
14. 1+ hospitalization or 2+ outpatient | 68.1 (65.6–70.6) | 77.1 (74.5–79.6) | 77.9 (75.4–80.3) | 67 (64.4–69.7) | 72.2 (70.4–74.0) |
15. 1+ hospitalization or 1+ outpatient | 71 (68.6–73.5) | 73.8 (71.2–76.4) | 76.3 (73.9–78.7) | 68.2 (65.5–70.9) | 72.3 (70.5–74.0) |
Most Inclusive Diagnosis Codes | |||||
16. 1+ hospitalization | 61.1 (58.4–63.8) | 83 (80.7–85.2) | 81 (78.5–83.4) | 64.2 (61.7–66.8) | 71.1 (69.3–73.0) |
17. 1+ hospitalization or 2+ outpatient | 77.4 (75.1–79.7) | 57.8 (54.8–60.6) | 68.5 (66.0–70.9) | 68.2 (65.3–71.3) | 68.4 (66.6–70.2) |
18. 1+ hospitalization or 1+ outpatient | 82.7 (80.6–84.8) | 48.2 (45.2–51.2 | 65.5 (63.1–67.8) | 70.1 (66.7–73.5) | 66.9 (65.0–68.9) |
−3 months Diagnosis, No Time Limit | |||||
Conservative Diagnosis Codes | |||||
19. 1+ hospitalization | 70.7 (68.1–73.2) | 69.9 (67.1–72.6) | 73.6 (71.0–76.0) | 66.7 (63.9–69.5) | 70.3 (68.4–72.1) |
20. 1+ hospitalization or 2+ outpatient | 77.4 (75.1–79.6) | 60.4 (57.5–63.3) | 69.9 (67.5–72.3) | 69.2 (66.2–72.2) | 69.6 (67.8–71.5) |
21. 1+ hospitalization or 1+ outpatient | 80.2 (78.0–82.4) | 55.6 (52.7–58.6) | 68.2 (65.8–70.6) | 70.2 (67.1–73.3) | 68.9 (67.1–70.9) |
Less Conservative Diagnosis Codes | |||||
22. 1+ hospitalization | 72.9 (70.5–75.3) | 63.9 (61.1–66.8) | 70.6 (68.1–72.9) | 66.6 (63.6–69.4) | 68.8 (66.9–70.6) |
23. 1+ hospitalization or 2+ outpatient | 79.3 (77.1–81.5) | 55 (52.1–58.0) | 67.7 (65.3–70.0) | 69.1 (66.0–72.2) | 68.3 (66.4–70.1) |
24. 1+ hospitalization or 1+ outpatient | 82.2 (80.1–84.3) | 50.4 (47.5–53.4) | 66.3 (64.0–68.6) | 70.4 (67.2–73.7) | 67.7 (65.8–69.6) |
Most Inclusive Diagnosis Codes | |||||
25. 1+ hospitalization | 74 (71.6–76.4) | 62 (59.2–64.9) | 69.8 (67.4–72.2) | 66.8 (63.9–69.7) | 68.6 (66.6–70.4) |
26. 1+ hospitalization or 2+ outpatient | 86.5 (84.7–88.4) | 35.3 (32.5–38.2) | 61.4 (59.1–63.6) | 68.8 (65.1–72.6) | 63.2 (61.2–65.1) |
27. 1+ hospitalization or 1+ outpatient | 90.1 (88.4–91.7) | 27.6 (24.9–30.2) | 59.7 (57.4–61.8) | 70 (65.7–74.4) | 61.5 (59.6–63.5) |