Table 3:
Coverage of the CORE Subset for a New Dataset Estimated by “Leave-One-Out” Analysis
| Dataset left out | CORE Subset size (based on the other seven datasets) | Coverage of frequently used concepts in dataset left out (%) | Usage coverage % | Frequently used concepts in dataset left out that are missing from CORE Subset |
||
|---|---|---|---|---|---|---|
| with CORE parent (percentage of missing concepts) | with CORE child (percentage of missing concepts) | with either CORE parent or child (percentage of missing concepts) | ||||
| KP | 5733 | 1745 (79.8) | 79.6 | 246 (55.5) | 106 (23.9) | 287 (64.8) |
| VA | 5856 | 1222 (79.2) | 87.6 | 170 (53.1) | 67 (20.9) | 195 (60.9) |
| MA | 5286 | 1977 (69.0) | 77.8 | 449 (50.4) | 82 (9.2) | 487 (54.7) |
| NU | 5508 | 2050 (75.4) | 85.4 | 290 (43.4) | 127 (19.0) | 351 (52.5) |
| HA | 5313 | 1232 (58.8) | 66.8 | 419 (48.6) | 87 (10.1) | 456 (52.8) |
| IH | 6091 | 899 (91.4) | 92.6 | 37 (43.5) | 23 (27.1) | 52 (61.2) |
| RI | 6112 | 660 (91.2) | 86.8 | 29 (45.3) | 21 (32.8) | 38 (59.4) |
| BI | 6167 | 374 (97.7) | 93.1 | 2 (22.2) | 2 (22.2) | 3 (33.3) |
| Mean | 5758 | 1270 (80.3) | 83.7 | 205 (45.3) | 64 (20.7) | 234 (55.0) |
KP, Kaiser Permanente; VA, Veterans Administration; MA, Mayo Clinic; NU, University of Nebraska Medical Center; HA, Hong Kong Hospital Authority; IH, Intermountain Healthcare; RI, Regenstrief Institute; BI, Beth Israel Deaconess Medical Center.