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Table 3 The difference of prognostic factors between PFS (−) group and PFS(+) group

From: Effects of reduced platelet count on the prognosis for patients with non-small cell lung cancer treated with EGFR-TKI: a retrospective study

Values

PFS (−)

PFS (+)

Statistic(χ2)

P-value

N

5

47

  

Platelet

  

0.653

0.390

 Increase

1(20%)

18(38.3%)

  

 Decrease

4(80%)

29(61.7%)

  

D-dimer

  

0.211

0.549

 Increase

1(20%)

14(29.8%)

  

 Decrease

4(80%)

33(70.2%)

  

Gender

  

0.221

0.500

 Male

2(40%)

24(51.1%)

  

 Female

3(60%)

23(48.9%)

  

Age

  

0.221

0.500

 ≥ 62.5

2(40%)

24(51.1%)

  

  < 62.5

3(60%)

23(48.9%)

  

Smoking

  

0.405

0.467

 Past/current

4(80%)

31(66.0%)

  

 Never

1(20%)

16(34.0%)

  

Exon21

  

2.038

0.153

 No

5(100%)

33(70.2%)

  

 Yes

0(0%)

14(29.8%)

  

Exon19

  

4.387

0.059

 No

5(100%)

24(51.1%)

  

 Yes

0(0%)

23(48.9%)

  

Other diseases

  

3.457

0.077

 No

5(100%)

27(57.4%)

  

 Yes

0(0%)

20(42.6%)

  

Other treatment

    

 No

1(20%)

19(40.4%)

0.797

0.354

 Yes

4(80%)

28(59.6%)

  
  1. PFS progression-free survival, PFS (+) progression group, PFS (−) No-progression group