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Table 1 Relationship between the SAA concentration and the clinicopathological variables in 167 patients with esophageal carcinoma

From: Elevated levels of serum amyloid A indicate poor prognosis in patients with esophageal squamous cell carcinoma

Variables Cases SAA(mg/L) Significance SAA SAA Significance
  (n) (Mean±SD) (P)* <8.0 mg/L ≥8.0 mg/L (P)*
Gender       
 Male 129 14.89±15.72 0.084 54 75 0.126
 Female 38 10.62±13.01   21 17  
Age (y)       
 <60 83 12.57±13.58 0.083 43 40 0.086
 ≥60 84 15.41±16.74   32 52  
Location       
 Up 49 15.32±17.36 0.381 23 26 0.361
 Middle 88 12.61±14.51   43 45  
 Low 30 15.80±13.81   10 20  
Tumor diameter       
 <50 mm 102 8.02±9.30 <0.001 66 36 <0.001
 ≥50 mm 65 23.15±17.93   10 55  
Histological differentiation       
 Well 53 5.91±3.59 0.015 35 18 <0.001
 Moderate 73 16.76±8.88   27 46  
 Poor 21 17.42±17.22   4 17  
pT classification       
 T1 11 5.06±4.79 <0.001 7 4 <0.001
 T2 23 7.17±6.81   16 7  
 T3 93 12.96±13.59   42 51  
 T4 40 22.08±20.02   6 34  
pN classification       
 No 72 9.99±12.88 0.006 43 29 <0.001
 Yes 95 17.03±16.38   29 66  
pMetastasis       
 No 132 10.21±10.97 <0.001 68 64 <0.001
 Yes 35 27.92±20.42   4 31  
Stage       
 I 17 5.82±4.81 <0.001 13 4 <0.001
 IIa 25 6.90±13.76   16 9  
 IIb 25 8.82±7.88   15 10  
 III 61 11.68±9.60   26 35  
 IV 39 27.73±20.58   3 36