Table 2 Univariate and multivariate analyses to evaluate effects of certain factors on an improvement of STAS score in 125 patients with available scores of STAS

Gender

  M/F

76/49

0.85

-

Age

  < 70/≧ 70

47/78

0.56

-

Performance status

  3/4

98/27

0.074

0.013

Concomitant disease

  Yes/No

14/111

0.078

0.322

No. of tumor lesion

  1-3/≧ 4

25/100

0.36

-

Irradiated site

  Bone/others

71/54

0.0054

0.0074

Target of palliative RT

  Metastatic/primary

97/28

0.20

-

Primary tumor site

  Lung/others

51/74

0.58

-

Total RT dose (Gy)

  < 30/≧ 30

20/105

0.047

0.78

Completion of planned RT dose

  Yes/No

109/16

0.013

0.16

Chemotherapy

  Yes/No

25/100

0.82

-