Table 2. Breast Cancer Stage by Insurance Status.
| Variable | Nonexpansion states | Expansion states | ||||
|---|---|---|---|---|---|---|
| No. (%) of patients | P value | No. (%) of patients | P value | |||
| 2012-2013 | 2015-2016 | 2012-2013 | 2015-2016 | |||
| Uninsured | ||||||
| Stage | ||||||
| Early (0-2) | 4041 (74.4) | 3559 (76.3) | .03 | 3606 (75.6) | 2349 (78.3) | .005 |
| Late (3, 4) | 1390 (25.6) | 1104 (23.7) | 1165 (24.4) | 650 (21.7) | ||
| Total, No. | 5431 | 4663 | 4771 | 2999 | ||
| Medicaid | ||||||
| Stage | ||||||
| Early (0-2) | 7225 (76.5) | 6457 (76.7) | .88 | 12 918 (79.0) | 15 521 (81.0) | <.001 |
| Late (3, 4) | 2214 (23.5) | 1968 (23.3) | 3438 (21.0) | 3630 (19.0) | ||
| Total, No. | 9439 | 8425 | 16 356 | 19 151 | ||
| Uninsured and Medicaid groups combined | ||||||
| Stage | ||||||
| Early (0-2) | 11 266 (75.8) | 10 016 (76.5) | .14 | 16 524 (78.2) | 17 870 (80.7) | <.001 |
| Late (3, 4) | 3604 (24.2) | 3072 (23.5) | 4603 (21.8) | 4280 (19.3) | ||
| Total, No. | 14 870 | 13 088 | 21 127 | 22 150 | ||