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Table 1 Patient/Treatment Characteristics

From: Accelerated hypofractionated radiation therapy compared to conventionally fractionated radiation therapy for the treatment of inoperable non-small cell lung cancer

Variable

 

ACRT

STRT1

STRT2

Total

p-value

  

(45 Gy)

(60-63 Gy)

(> 63 Gy)

  
  

n = 119

n = 90

n = 91

  

Age

median(range)

68(41,100)

67(44,88)

73(47,95)

69.5(41,100)

< 0.001

Gender

Female

48(40.3%)

43(47.8%)

50(54.9%)

141(47.0%)

0.108

 

Male

71(59.7%)

47(52.2%)

41(45.1%)

159(53.0%)

 

Smoking Status

Never

8(6.8%)

2(2.2%)

4(4.4%)

14(4.7%)

0.224

 

Quit

70(59.8%)

45(50.6%)

53(58.2%)

168(56.6%)

 
 

Current

39(33.3%)

42(47.2%)

34(37.4%)

115(38.7%)

 

Karnofsky Performance Status score

90

3(2.5%)

5(5.6%)

6(6.6%)

14(4.7%)

< 0.001

 

80

35(29.4%)

58(64.4%)

40(44.0%)

133(44.3%)

 
 

70

47(39.5%)

23(25.6%)

38(41.8%)

108(36.0%)

 
 

≤ 60

34(28.6%)

4(4.4%)

7(7.7%)

45(15.0%)

 

Presenting Weight

No

56(51.4%)

67(75.3%)

61(67.8%)

184(63.9%)

0.002

loss ≥ 5%

Yes

53(48.6%)

22(24.7%)

29(32.2%)

104(36.1%)

 

Tumor Stage

IIIA

37(31.1%)

50(55.6%)

57(62.6%)

144(48.0%)

< 0.001

 

IIIB

82(68.9%)

40(44.4%)

34(37.4%)

156(52.0%)

 

Tumor Histology

Adenocarcinoma

37(31.4%)

31(35.2%)

41(45.6%)

109(36.8%)

0.142

 

Squamous

42(35.6%)

34(38.6%)

32(35.6%)

108(36.5%)

 
 

NSC-NOS

39(33.1%)

23(26.1%)

17(18.9%)

79(26.6%)

 

Tumor Grade

Well

3(2.5%)

0(0%)

4(4.4%)

7(2.3%)

0.069

 

Moderate

11(9.2%)

12(13.3%)

10(11.0%)

33(11.0%)

 
 

Poor

37(31.1%)

42(46.7%)

29(31.9%)

108(36.0%)

 
 

Unclear

68(57.1%)

36(40.0%)

48(52.7%)

152(50.7%)

 

Tumor Size (cm)

median(range)

5(1,11.5)

5(1.5,10.5)

4.2(1,9)

5(1,11.5)

0.039

Induction

No

96(80.7%)

29(32.2%)

64(70.3%)

189(63.0%)

< 0.001

Chemotherapy

Yes

23(19.3%)

61(67.8%)

27(29.7%)

111(37.0%)

 

Adjuvant

No

105(88.2%)

85(94.4%)

86(94.5%)

276(92.0%)

0.15

Chemotherapy

Yes

14(11.8%)

5(5.6%)

5(5.5%)

24(8.0%)

 
  1. ACRT: accelerated radiotherapy; STRT1: standard radiation therapy 1 (60-63 Gy); SBRT2: standard radiation therapy 2 (> 63 Gy); NSC-NOS: Non-Small Cell-Not Otherwise Specified