Table 3. Alert-eligible imaging tests, days to completion (censored at 90 days).
| Baseline ( n = 1,671) | Follow-up ( n = 2,063) | |||||
|---|---|---|---|---|---|---|
| Usual care ( n = 1,213) days, (SD) | Intervention ( n = 458) days (SD) | p -Value a | Usual care ( n = 1,484) days (SD) | Intervention ( n = 558) days (SD) | p -Value a | |
| Mammogram | 81.4 (19.8) | 81.2 (20.0) | 0.845 | 80.5 (20.6) | 76.9 (23.1) | 0.004 |
| Ultrasound | 83.1 (18.8) | 81.3 (20.1) | 0.327 | 79.8 (22.8) | 81.9 (19.9) | 0.784 |
| CT | 81.1 (19.9) | 74.4 (26.2) | 0.134 | 76.3 (25.4) | 78.0 (23.5) | 0.610 |
| Nuclear medicine | 81.9 (19.4) | 76.9 (24.2) | 0.230 | 78.8 (22.9) | 80.4 (22.4) | 0.706 |
| MRI | 77.1 (24.8) | 61.8 (34.9) | 0.092 | 85.2 (18.1) | 68.9 (32.2) | 0.031 |
| General radiology | 76.7 (26.7) | 80.8 (22.5) | 0.739 | 84.4 (17.0) | 78.8 (26.3) | 0.714 |
| Other | 0 | 0 | n/a | 90 (0) | 0 | n/a |
| Total | 81.5 (19.9) | 79.4 (22.1) | 0.092 | 79.8 (22.0) | 78.2 (22.9) | 0.036 |
Abbreviations: CT, computed tomography; MRI, magnetic resonance imaging; SD, standard deviation.
Note: Bold values denote statistically significant results.
a
Wilcoxon's rank-sum test.