Table 2.
Breast Characteristics of the Entire Sample, Grouped by Surgical Technique
| Variables | Total Sample (n = 92) | Periareolar (n = 27) | NAC Flap (n = 20) | Free NAC Graft (n = 45) | P |
|---|---|---|---|---|---|
| Symmastia, (%) | 15 (16.3) | 0 (—) | 0 (—) | 15 (33.3) | <0.001* |
| Valid N | 92 | 27 | 20 | 45 | |
| Degree of ptosis, (%) | <0.001* | ||||
| No ptosis | 24 (26.1) | 22 (81.5) | 1 (5.0) | 1 (2.2) | |
| Grade 1 ptosis | 13 (14.1) | 5 (18.5) | 8 (40.0) | 0 (—) | |
| Grade 2 ptosis | 21 (22.8) | 0 (—) | 11 (55.0) | 10 (22.2) | |
| Grade 3 ptosis | 34 (37.0) | 0 (—) | 0 (—) | 34 (75.6) | |
| Valid N | 92 | 27 | 20 | 45 | |
| Breast size, (%) | <0.001* | ||||
| Small | 22 (24.2) | 20 (76.9) | 1 (5.0) | 1 (2.2) | |
| Medium | 31 (34.1) | 6 (23.1) | 18 (90.0) | 7 (15.6) | |
| Large | 18 (19.8) | 0 (—) | 1 (5.0) | 17 (37.8) | |
| Very large | 20 (22.0) | 0 (—) | 0 (—) | 20 (44.4) | |
| Valid N | 91 | 26 | 20 | 45 | |
| Average breast weight, g | <0.001† | ||||
| Min–Max | 12.0–1956.0 | 12.0–491.0 | 104.0–427.0 | 159.0–1956.0 | |
| Med (Q1; Q3) | 299.0 (143.0; 618.0) | 94.5 (68.2; 141.9) | 233.0 (171.0; 283.6) | 676.5 (476.0; 924.5) | |
| Mean (SD) | 468.2 (447.1) | 123.6 (98.7) | 238.2 (91.9) | 783.5 (456.8) | |
| Valid N | 89 | 26 | 20 | 43 | |
| Skin elasticity, (%) | <0.001* | ||||
| Good | 48 (52.2) | 25 (92.6) | 17 (85.0) | 6 (13.3) | |
| Poor | 44 (47.8) | 2 (7.4) | 3 (15.0) | 39 (86.7) | |
| Valid N | 92 | 27 | 20 | 45 | |
*
The Fisher exact test.
†
The Kruskal–Wallis test with multiple comparisons by the Dunn test.