Table 1.
Demographic and clinical characteristics organized by development of fat necrosis
| Fat necrosis | ||||
|---|---|---|---|---|
| Total | No | Yes | p value | |
|
n (%) median [IQR] |
n (%) median [IQR] |
n (%) median [IQR] |
||
| Number of patients | 136 | 106 | 30 | |
| Age (years) | 48 [41.3–57] |
48 [41.8–57] |
47 (40.8–56.3) |
0.894 |
| BMI (kg/m2) | 26.8 [23.2–30] |
25.8 [22.8–29.8] |
27.5 [23.9–31.2] |
0.244 |
| DM | 7 (5.9) | 5 (5.7) | 2 (6.7) | 0.468 |
| CHF | 25 (18.4) | 21 (19.8) | 4 (13.3) | 0.311 |
| Smoking | 0.775 | |||
| Never | 103 (75.7) | 81 (76.4) | 22 (73.3) | |
| Prior | 31 (22.8) | 23 (21.7) | 8 (26.7) | |
| Current | 2 (1.5) | 2 (1.9) | 0 | |
| Radiotherapy to breast | 0.542 | |||
| Yes | 58 (24.5) | 49 (24.4) | 9 (25) | |
| No | 179 (75.5) | 152 (75.6) | 27 (75) | |
| Reconstruction type per breast (n = 237) | 0.84 | |||
| Implant | 179 (75.5) | 151 (75.1) | 28 (77.8) | |
| Autologous | 58 (24.5) | 50 (24.9) | 8 (22.2) | |
| Liposuction region | 0.702 | |||
| Abdomen | 66 (48.5) | 53 (50) | 13 (43.3) | |
| Flank | 39 (28.7) | 30 (28.3) | 9 (30) | |
| Others (Thigh, bra strap) | 6 (4.4) | 5 (4.6) | 1 (3.3) | |
| 2 or more regions | 25 (18.4) | 18 (27.1) | 7 (23.4) | |
| Tumescence volume (ml) | 1500 [1000–2000] |
1600 [1000–2000] |
1325 [925–2600] |
0.62 |
| Grafted fat volume (ml) per breast (n = 237) | 90 [60–150] |
90 [60–142.5] |
85 [52.5–195] |
0.2 |
| Operation duration (min) | 79 [60-150] |
79 [60-142.5] |
85 [52.5-195] |
0.12 |
| Follow-up (days) | 142.5 [86.8–233] |
134.5 [68.3–196.3] |
198 [131.8–295] |
0.005 |