Table 3.
Comparison of each group separating by the LS less than 4 weeks or longer.
| ≤4 weeks n = 79 | >4 weeks n = 171 | p value | |
|---|---|---|---|
| Diagnosis year (%) | |||
| Group 1 | 20 (25.3) | 66 (38.6) | 0.114 |
| Group 2 | 35 (44.3) | 65 (38.0) | |
| Group 3 | 24 (30.4) | 40 (23.4) | |
| Mean age | 11.5 | 12.6 | 0.016 |
| Gender (%) | |||
| Male | 39 (49.4) | 87 (50.9) | 0.824 |
| Female | 40 (50.6) | 84 (49.1) | |
| Site (%) | |||
| Upper limb | 14 (17.7) | 21 (12.3) | 0.089 |
| Pelvis | 0 (0) | 8 (4.7) | |
| Lower limb | 65 (82.3) | 142 (43.0) | |
| Metastasis at diagnosis (%) | |||
| Yes | 25 (31.6) | 48 (28.1) | 0.563 |
| No | 54 (68.4) | 123 (79.1) | |
| Fracture at diagnosis (%) | |||
| Yes | 15 (19.0) | 22 (12.9) | 0.205 |
| No | 64 (81.0) | 149 (87.1) | |
| Type of surgery | |||
| Amputation (%) | 17 (21.5) | 41 (24.0) | 0.694 |
| Limb salvage (%) | 59 (74.7) | 120 (70.2) | |
| No surgery (%) | 3 (3.8) | 10 (5.8) | |
| Metastasis during follow-up period (%) | |||
| Yes | 27 (34.2) | 73 (42.4) | 0.201 |
| No | 52 (65.8) | 98 (57.6) | |
Abbreviations: LS, length of symptoms.