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Table 2 Comparison of median PFS time after apatinib treatment between patients with different clinical features (months)

From: Application effect of apatinib in patients with failure of standard treatment for advanced malignant tumours

Variable PFS χ2 P
ECOG
 1 2.0(0.3–15.1)   
 2 2.2(0.2–3.1) 5.434 0.060
  ≥ 3 1.2(0.2–1.4)   
Sex
 Male 2.1(0.2–15.1) 0.753 0.326
 Female 1.4(0.2–6.2)   
Treatment lines
 first-line 1.3(0.2–3.1)   
 second-line 2.3(0.9–3.1) 1.932 0.246
 third-line 1.5(0.2–15.1)   
metastatic sites
  < 3 2.3(0.2–15.1) 3.234 0.068
  ≥ 3 1.4(0.2–2.6)