TABLE 2.
Initial and revised EHR* measure rates across the 4 sites for automated query and manual reviews.
| SITE | INITIAL EHR MEASURE | P VALUE | REVISED EHR MEASURE | P VALUE | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Manual | Num† | 294 | MS,§ 58.8% | Manual | Num | 166 | MS, 83.0% | ||
| Den‡ | 500 | (95% CI,¶ 54% to 63%) | > .05# | Den | 200 | (95% CI, 78% to 88%) | > .05# | |||
| Query | Num | 613 | MS, 55.6% | Query | Num | 884 | MS, 81.2% | |||
| Den | 1,103 | (95% CI, 53% to 59%) | Den | 1,089 | (95% CI, 79% to 84%) | |||||
| 2 | Manual | Num | 67 | MS, 36.4% | Manual | Num | 118 | MS, 88.1% | ||
| Den | 184 | (95% CI, 29% to 43%) | > .05# | Den | 134 | (95% CI, 83% to 94%) | > .05# | |||
| Query | Num | 132 | MS: 34.2% | Query | Num | 288 | MS: 81.8% | |||
| Den | 386 | (95% CI, 29% to 39%) | Den | 352 | (95% CI, 78% to 86%) | |||||
| 3 | Manual | Num | 194 | MS, 67.8% | Manual | Num | 144 | MS, 82.8% | ||
| Den | 286 | (95% CI, 62% to 73%) | < .05# | Den | 174 | (95% CI, 77% to 88%) | > .05# | |||
| Query | Num | 620 | MS, 52.6% | Query | Num | 926 | MS, 84.0% | |||
| Den | 1,178 | (95% CI, 50% to 55%) | Den | 1,102 | (95% CI, 82% to 86%) | |||||
| 4 | Manual | Num | 194 | MS, 71.3% | Manual | Num | 156 | MS, 78.8% | ||
| Den | 272 | (95% CI, 66% to 77%) | < .05# | Den | 198 | (95% CI, 71% to 83%) | < .05# | |||
| Query | Num | 7,922 | MS, 77.0% | Query | Num | 8,988 | MS, 84.2% | |||
| Den | 10,293 | (95% CI, 76% to 78%) | Den | 10,678 | (95% CI, 83% to 85%) | |||||
| Total | Manual | Num | 749 | MS, 60.3% | Manual | Num | 584 | MS, 82.3% | ||
| Den | 1,242 | (95% CI, 58% to 63%) | < .001# | Den | 710 | (95% CI, 79% to 85%) | .26# | |||
| Query | Num | 9,287 | MS, 71.7% | Query | Num | 11,086 | MS, 83.9% | |||
| Den | 12,960 | (95% CI, 71% to 72%) | Den | 13,221 | (95% CI, 83% to 84%) | |||||
| Sensitivity | 92.6% (95% CI, 90.7% to 94.5%) | 99.4% (95% CI, 98.7% to 100%) | < .001** | |||||||
| Specificity | 100% (95% CI, 100% to 100%) | 90.2% (95% CI, 85.0% to 95.2%) | < .001** | |||||||
| PPV†† | 100% (95% CI, 100% to 100%) | 98.0% (95% CI, 96.5% to 99.0%) | < .001** | |||||||
| NPV‡‡ | 100% (95% CI, 100% to 100%) | 97.5% (95% CI, 94.8% to 100%) | < .001** | |||||||
*
EHR: Electronic health record.
†
Num: Numerator.
‡
Den: Denominator.
§
MS: Measure score.
¶
CI: Confidence interval.
#
Relationship between manual and automated queries calculated with 2-sample test of proportions.
**
Relationship of the validation analysis between the adapted and revised measures calculated with 2-sample test of proportions.
††
PPV: Positive predictive value.
‡‡
NPV: Negative predictive value.