From: Validation of administrative claims to identify ultrasound enhancing agent use
Performance of claims to identify UEA use within a 1-day window by place of service | |||||||||
---|---|---|---|---|---|---|---|---|---|
UEA in EMR Data (N) | Sensitivity (95% CI) | Specificity (95% CI) | Accuracy (95% CI) | PPV (95% CI) | NPV (95% CI) | ||||
Yes | No | Total | |||||||
All points of service | |||||||||
UEA in Claims data (N) | Yes | 9140 | 1321 | 10,461 | 71.1% (70.3%–71.9%) | 96.8% (96.7%–97.0%) | 90.8% (90.5%–91.0%) | 87.4% (86.8%–88.0%) | 91.6% (91.4%–91.8%) |
No | 3713 | 40,351 | 44,064 | ||||||
Total | 12,853 | 41,672 | 54,525 | ||||||
Inpatients | |||||||||
UEA in claims data (N) | Yes | 60 | 1 | 61 | 6.8% (5.3%–8.7%) | 99.9% (99.7%–100.0%) | 68.1% (66.3%–69.9%) | 98.4% (89.3%–99.8%) | 67.4% (67.0%–67.8%) |
No | 817 | 1688 | 2505 | ||||||
Total | 877 | 1689 | 2566 | ||||||
Outpatients | |||||||||
UEA in claims data (N) | Yes | 3748 | 20 | 3768 | 79.7% (78.5%–80.8%) | 99.9% (99.8%–99.9%) | 95.6% (95.3%–95.9%) | 99.5% (99.2%–99.7%) | 94.8% (94.5%–95.1%) |
No | 957 | 17,485 | 18,442 | ||||||
Total | 4705 | 17,505 | 22,210 |