Table 2 The change in the surgical procedures over the three periods
From: Temporal trends in the surgical outcomes of patients with breast cancer
|  | 1980 to 1989, n = 133 | 1990 to 1999, n = 176 | 2000 to 2009, n = 234 |
|---|---|---|---|
Extended radical mastectomy1 | 6 (4.5) | 4 ( 2.3) | 0 |
Halsted’s radical mastectomy | 54 (40.6) | 15 ( 8.5) | 1 ( 0.4) |
Modified radical mastectomy2 | 72 (54.1) | 125 (71.0) | 148 (63.2) |
Simple mastectomy | 1 (0.7) | 10 ( 5.7) | 1 ( 0.4) |
Breast-conserving surgery | 0 | 22 (12.5) | 84 (35.9) |