Table 4.
Demographics individual-level data
| Characteristic | Overall, N = 470a | Sclerotherapy, N = 330a | Surgery, N = 140a | p valueb |
|---|---|---|---|---|
| Sex | 0.8 | |||
| F | 225 (48%) | 159 (48%) | 66 (47%) | |
| M | 245 (52%) | 171 (52%) | 74 (53%) | |
| Age (months) | 34 (8, 108) | 35 (8, 108) | 30 (8, 96) | 0.4 |
| Unknown | 6 | 1 | 5 | |
| Lesion type | 0.003 | |||
| Macrocystic | 270 (64%) | 205 (66%) | 65 (59%) | |
| Microcystic | 62 (15%) | 35 (11%) | 27 (25%) | |
| Mixed | 89 (21%) | 71 (23%) | 18 (16%) | |
| Unknown | 49 | 19 | 30 | |
| De serres stage | < 0.001 | |||
| 1 | 177 (41%) | 143 (47%) | 34 (26%) | |
| 2 | 153 (35%) | 102 (34%) | 51 (39%) | |
| 3 | 64 (15%) | 40 (13%) | 24 (18%) | |
| 4 | 17 (3.9%) | 4 (1.3%) | 13 (9.9%) | |
| 5 | 23 (5.3%) | 14 (4.6%) | 9 (6.9%) | |
| Unknown | 36 | 27 | 9 | |
| No of treatments | 1.00 (1.00, 2.75) | 2.00 (1.00, 3.00) | 1.00 (1.00, 1.00) | < 0.001 |
| Follow-up | 22 (11, 30) | 15 (8, 28) | 30 (18, 30) | < 0.001 |
| Volume reduction (%) | 95 (52, 100) | 90 (52, 100) | 100 (69, 100) | < 0.001 |
| Tracheostomy | 8 (1.7%) | 4 (1.2%) | 4 (2.9%) | 0.2 |
| Recurrence | 7 (1.5%) | 2 (0.6%) | 5 (3.6%) | 0.027 |
an (%); Median (IQR)
bPearson's Chi-squared test; Wilcoxon rank sum test; Fisher's exact test
The level of significance is: p < 0.05