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Table 2 Comparison of clinicopathological characteristics of 164 patients with GC at early stage between high and low groups in terms of RDW and PDW

From: The red distribution width and the platelet distribution width as prognostic predictors in gastric cancer

Characteristics Cases (N) RDW < 12.85 n(%) RDW ≥ 12.85 n(%) P valuea PDW < 11.95 n(%) PDW ≥ 11.95 n(%) P Valuea
Gender     1.000    0.711
 Male 126 63(76.8) 63(76.8)   64(78.0) 62(75.6)  
 Female 38 19(23.2) 19(23.2)   18(22.0) 20(24.4)  
Age(years)     0.008    0.271
  < 60 73 45(54.9) 28(34.1)   33(40.2) 40(48.8)  
  ≥ 60 91 37(45.1) 54(65.9)   49(59.8) 42(51.2)  
Tumor diameter (cm)     0.732    0.732
  ≤ 4 155 77(93.9) 78(95.1)   77(93.9) 78(95.1)  
  > 4 9 5(6.1) 4(4.9)   5(6.1) 4(4.9)  
Differentiation     0.437    0.537
 Well 21 12(14.6) 9(11.0)   11(13.4) 10(12.2)  
 Moderate 74 33(40.2) 41(50.0)   40(48.8) 34(41.5)  
 Poor 69 37(45.1) 32(39.0)   31(37.8) 38(46.3)  
Lymph node metastasis     0.392    0.200
 N0 138 67(81.7) 71(86.6)   72(87.8) 66(80.5)  
 N1 + N2 + N3 26 15(18.3) 11(13.4)   10(12.2) 16(19.5)  
Distance metastasis     0.053    0.246
 M0 157 76(92.7) 81(98.8)   80(97.6) 77(93.9)  
 M1 7 6(7.3) 1(1.2)   2(2.4) 5(6.1)  
pStage     0.053    0.246
 I + II 157 76(92.7) 81(98.8)   76(92.7) 70(85.4)  
 III + IV 7 6 (7.3) 1(1.2)   6(7.3) 12(14.6)  
CEA(ng/ml)     0.110    0.384
  ≤ 5 134 67(93.1) 67(98.5)   65(94.2) 69(97.2)  
  > 5 6 5(6.9) 1(1.5)   4(5.8) 2(2.8)  
CA125(U/ml)     0.955    0.504
  ≤ 35 75 36(97.3) 39(97.5)   33(100.0) 42(95.5)  
  > 35 2 1(2.7) 1(2.5)   0 (0.0) 2(4.5)  
CA199(U/ml)     0.563    0.117
  ≤ 39 183 84(85.7) 99(88.4)   64(95.5) 69(100.0)  
  > 39 27 14(14.3) 13(11.6)   3(4.5) 0(0.0)  
  1. Abbreviations: RDW red blood cell distribution width, PDW platelet distribution width, CEA carcinoembryonic antigen, CA125 carbohydrate antigen 125, CA199 carbohydrate antigen 199
  2. aValue was calculated by χ2 test