Table 6.
Complication Rates Across Risk Categories
| Sample size, n (%a) | Complication, % | P-value | |
|---|---|---|---|
| Low Risk (0 points) | |||
| Abdomen | 3981 (62.75%) | 9.44% | .924 |
| Breast | 27,502 (84.69%) | 2.28% | < .001 |
| Combined | 1911 (76.96%) | 9.37% | Reference |
| Medium Risk (1-3 points) | |||
| Abdomen | 2233 (35.20%) | 13.61% | .235 |
| Breast | 4746 (14.61%) | 5.60% | < .001 |
| Combined | 559 (22.51%) | 15.56% | Reference |
| High Risk (4-7 points) | |||
| Abdomen | 130 (2.05%) | 23.07% | .307 |
| Breast | 227 (0.70%) | 15.42% | .046 |
| Combined | 13 (0.53%) | 38.46% | Reference |
aRefers to the percentage of each procedure within a given risk category, ie, the percentage of all breast procedures that are classified as low, medium, or high-risk.