Factor | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
HR | 95 % CI | P | HR | 95 % CI | P | |
Age (over/under 75 years old) | 0.66 | 0.08–5.24 | 0.70 | |||
Symptoms (symptomatic/asymptomatic) | 2.44 | 0.63–9.49 | 0.20 | |||
Tumor size (over 10 mm/under 10 mm) | 1.49 | 0.45–4.95 | 0.52 | |||
Type of surgery (simple/extended) | 4.88 | 1.21–19.66 | *0.026 | 3.80 | 1.25–16.59 | *0.040 |
Surgical margins [(R1 + R2)/R0] | 3.35 | 0.42–26.90 | 0.26 | |||
Tumor grade [grade 3/(grade 1 + 2)] | 1.49 | 0.31–7.16 | 0.71 | |||
Necrosis (presence/absence) | 3.05 | 0.38–24.46 | 0.29 | |||
Histologic type (non-liposarcoma/liposarcoma) | 3.82 | 0.98–14.89 | 0.054 | |||
Ki-67 LI (≥25 %/<25 %) | 4.79 | 1.25–18.35 | *0.022 | 3.74 | 1.32–14.94 | *0.049 |