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Table 1 Baseline characteristics of patients before and after matching

From: The therapeutic effect of radiotherapy combined with systemic therapy compared to radiotherapy alone in patients with simple brain metastasis after first-line treatment of limited-stage small cell lung cancer: a retrospective study

Characteristic

 

Before matching

   

After matching

 

Monotherapy (n = 67)

Combined therapy

(n = 66)

P value

 

Monotherapy

(n = 50)

Combined therapy

(n = 50)

P value

Age, years

58.9 ± 8.5

59.4 ± 10.6

0.800

 

58.8 ± 9.1

60.2 ± 10.6

0.473

Gender

  

0.875

   

0.817

Female

16(23.9)

15(22.7)

  

12(24)

13(26)

 

Male

51(76.1)

51(77.3)

  

38(76)

37(74)

 

KPS score

  

0.411

   

0.826

90–100

50(74.6)

45(68.2)

  

36(72)

35(70)

 

70–80

17(25.4)

21(31.8)

  

14(28)

15(30)

 

PCI

  

0.048

   

1.000

Yes

6(9.0)

14(21.2)

  

6(12)

6(12)

 

No

61(91.0)

52(78.8)

  

44(88)

44(88)

 

Number of brain metastasis

  

0.094

   

1.000

1–5

33(49.3)

42(63.6)

  

30(60)

30(60)

 

> 5

34(50.7)

24(36.4)

  

20(40)

20(40)

 
  1. Abbreviations: KPS = karnofsky performance status; PCI = prophylactic cranial irradiation
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World Journal of Surgical Oncology

ISSN: 1477-7819

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