Table 1. Clinical Characteristics of Patients by Fat-Grafting Status.
| Variable | Fat Graft Status Between Postoperative Years 1 and 2a | P Value | |
|---|---|---|---|
| Fat Grafted (n = 165) |
Non–Fat-Grafted (n = 1883) |
||
| Age, mean (SD), y | 47.5 (8.5) | 49.5 (10.1) | .01 |
| BMI, mean (SD) | 26.6 (5.1) | 26.7 (5.6) | .86 |
| Race, No. (%)a | |||
| White | 146 (89.0) | 1649 (88.6) | .91 |
| African American | 10 (6.1) | 107 (5.7) | |
| Other | 8 (4.9) | 105 (5.6) | |
| Ethnicity, No. (%)a | |||
| Hispanic/Latino | 6 (3.7) | 110 (6.0) | .24 |
| Non-Hispanic/Latino | 156 (96.3) | 1731 (94.0) | |
| Smoking history, No. (%)a | |||
| Nonsmoker | 107 (64.8) | 1211 (65.0) | .64 |
| Previous smoker | 56 (33.9) | 610 (32.7) | |
| Current smoker | 2 (1.2) | 43 (2.3) | |
| Procedure type, No. (%) | |||
| Implant | 87 (52.7) | 1139 (60.5) | .04 |
| Autologous | 72 (43.6) | 714 (37.9) | |
| Mixed | 6 (3.6) | 30 (1.6) | |
| Laterality, No. (%) | |||
| Unilateral | 65 (39.4) | 824 (43.8) | .28 |
| Bilateral | 100 (60.6) | 1059 (56.2) | |
| Indication for mastectomy, No. (%) | |||
| Therapeutic | 150 (90.9) | 1682 (89.3) | .53 |
| Prophylactic | 15 (9.1) | 201 (10.7) | |
| Timing of reconstruction, No. (%) | |||
| Immediate | 148 (89.7) | 1690 (89.8) | .98 |
| Delayed | 13 (7.9) | 143 (7.6) | |
| Mixed | 4 (2.4) | 50 (2.7) | |
| Radiotherapy, No. (%) | |||
| Before reconstruction | 22 (13.3) | 289 (15.3) | .006 |
| During/after reconstruction | 38 (23.0) | 262 (13.9) | |
| None | 105 (63.6) | 1332 (70.7) | |
| Fat grafting during postoperative year 1, No. (%) | |||
| Yes | 50 (30.3) | 355 (18.9) | <.001 |
| No | 115 (69.7) | 1528 (81.1) | |
| Other revision procedure done between postoperative years 1 and 2, No. (%) | |||
| Yes | 123 (74.5) | 310 (16.5) | <.001 |
| No | 42 (25.5) | 1573 (83.5) | |
| Cancer recurrence between postoperative years 1 and 2, No. (%) | |||
| Recurred | 3 (1.8) | 38 (2.0) | .86 |
| Did not recur | 162 (98.2) | 1845 (98.0) | |
| Complication during postoperative year 1, No. (%) | |||
| Yes | 54 (32.7) | 525 (27.9) | .19 |
| No | 111 (67.3) | 1358 (72.1) | |
| Complication between postoperative years 1 and 2, No. (%) | |||
| Yes | 11 (6.7) | 48 (2.5) | .002 |
| No | 154 (93.3) | 1835 (97.5) | |
Abbreviation: BMI, body mass index (calculated as weight in kilograms divided by height in meters squared).
a
Some data missing.