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Table 3 Univariable and multivariable analysis of possible predictors of the biological behavior of solitary fibrous tumors of the pleura

From: Prognostic value of MIB-1 proliferation index in solitary fibrous tumors of the pleura implemented in a new score – a multicenter study

Variable Univariable analysis Multivariable analysis
HR (95% CI) p-value HR (95% CI) p-value
Tumor size ≥10 cm 8.8 (1.8–43.5) 0.008 81.8 (1.7–4016.8) 0.027
Necrosis 3.4 (0.8–14.6) 0.089 1.7 (0.1–18.4) 0.7
MIB-1 ≥ 10% 13.3 (3.6–50.7) < 0.001 12.3 (1.1–139.5) 0.043
Mitoses ≥4/10 HPF 13.1 (1.6–112.0) 0.019 36.6 (1.2–1103.7) 0.039
Atypical location 1.6 (0.2–13.4) 0.641   
Non-pedunculated 196.6 (0.0–126,601,532.0) 0.439   
Pleomorphism 9.8 (2.2–44.5) 0.003 11.2 (0.6–22.3) 0.1