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Table 2 Univariate analysis

From: Expression of activated signal transducer and activator of transcription-3 as a predictive and prognostic marker in advanced esophageal squamous cell carcinoma

Patient characteristics PFS p OS p
Age (years)     
v < 60 6.2 0.08 9.5 0.929
  ≥ 60 5.8 9.1
Sex     
 Female 5.3 0.584 9 0.949
 Male 6.2 9.4
Degree of differentiation     
 Well 6.8 0.08 10 0.119
 Moderate 6.4 9.2
 poor 5.5 8.9
Primary site     
 Upper thorax 7.3 0.001 9.2 0.038
 Middle thorax 6.7 10.3
 Lower thorax 3.8 8.9
Chemotherapy cycles     
 1 6.1 0.145 8 0.038
 2 5.6 8.2
 3 6.4 9.2
  ≥ 4 6.7 10.5
Metastasis     
 Local 6.9 0.0587 9.5 0.714
 Distant 5.9 9.2