Table 4.
Summary of Diagnostic Accuracy Results
| Compression | Specialty | Sensitivity | Specificity |
|---|---|---|---|
| Level | CR Chest | 0.74 | 0.41 |
| Type | CR Chest | 0.11 | 0.72 |
| Level | CR Peds | 0.07 | 0.42 |
| Type | CR Peds | 0.73 | 0.18 |
| Level | CR Body | 0.92 | 0.58 |
| Type | CR Body | 0.26 | 0.67 |
| Level | CR MSK | *0.002 | 0.33 |
| Type | CR MSK | 0.03 | 0.80 |
| Level | CT Angio | 0.32 | 0.08 |
| Type | CT Angio | 0.41 | 0.44 |
| Level | CT Body | 0.79 | 0.34 |
| Type | CT Body | 0.14 | 0.91 |
| Level | CT Chest | 0.98 | 0.99 |
| Type | CT Chest | 0.5 | 0.8 |
| Level | CT Neuro | 0.1912 | 0.8669 |
| Type | CT Neuro | <0.0001 | 0.3427 |
| Level | CT Peds | 0.0287 | 0.0313 |
| Type | CT Peds | 0.9659 | 0.5427 |
| Level | NM Peds | 0.68 | 0.01 |
| Type | NM Peds | 0.03 | 0.44 |
| Level | Mammo | 0.5365 | 0.1865 |
| Type | Mammo | 0.6651 | 0.8733 |
| Level | NM | 0.42 | 0.97 |
| Type | NM | 0.41 | 0.88 |
| Level | MRI Breast | 0.38 | 0.82 |
| Type | MRI Breast | 0.67 | 0.66 |
| Level | MRI Angio | 0.68 | 0.59 |
| Type | MRI Angio | 0.82 | 0.34 |
| Level | MRI MSK | 0.66 | 0.60 |
| Type | MRI MSK | 0.62 | 0.19 |
| Level | MRI Peds | 0.62 | 0.94 |
| Type | MRI Peds | 0.28 | 0.80 |
| Level | MRI Neuro | 0.03 | 0.002 |
| Type | MRI Neuro | 0.30 | 0.78 |
| Level | US Body | 0.59 | 0.06 |
| Type | US Body | 0.79 | 0.6 |
| Level | US Breast | 0.20 | 0.32 |
| Type | US Breast | 0.53 | 0.71 |
| Level | US Peds | 0.06 | 0.11 |
| Type | US Peds | 0.17 | 0.06 |
| Level | US MSK | 0.87 | 0.41 |
| Type | US MSK | 0.41 | 0.54 |
Where “type” represents the compression algorithm (Lossy JPEG or JPEG 2000), “level” represents the level of compression, and results are expressed by the p value.