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Table 3 Prognostic factors of lacrimal gland tumor (multivariate analysis)

From: Long-term outcomes and prognostic factors of eye-preserving treatment with particle beam radiotherapy for orbital malignancies

Factors

 

Disease specific

survival

Local control

Distance metastasis

control

Progression-free

survival

N

p

OR

p

OR

p

OR

p

OR

Age

         

 ≤35

17

Reference

Reference

Reference

Reference

 >35

19

0.291

297.65

0.902

0.884

0.539

3.687

0.26

2.58

Gender

         

 Male

20

Reference

Reference

Reference

Reference

 Female

16

0.35

126.92

0.915

0.899

0.106

117.23

0.881

1.15

Tumor histology

         

 Adenoid cystic carcinoma

26

Reference

Reference

Reference

Reference

 Adenocarcinoma

7

0.165

157.03

0.82

0.712

0.103

81.63

0.633

1.652

 Myoepithelial carcinoma

3

0.855

0.282

0.979

0

0.976

0

0.985

0

T category

         

 T1-2

29

Reference

Reference

Reference

Reference

 T3-4

7

0.955

0.001

0.949

0

0.922

0

0.19

0.041

Tumor status

         

 Primary

30

Reference

Reference

Reference

Reference

 Recurrence

6

0.893

0.311

0.193

30.183

0.953

158.1

0.317

7.044

Margin status

         

 R0 + R1/close margin

13

Reference

Reference

Reference

Reference

 R2/biopsy

23

0.974

0.875

0.968

0.957

0.776

1.804

0.426

0.506

Median Tumor diameter

         

 <4 cm

18

Reference

Reference

Reference

Reference

 ≥ 4 cm

18

0.168

51.98

0.944

111.38

0.909

157.66

0.016

120.55

Bone involvement*

         

 No

18

Reference

Reference

Reference

Reference

 Yes

16

0.555

3.515

0.025

8.465

0.909

147.76

0.003

20.485

Extension beyond orbit

         

 No

29

Reference

Reference

Reference

Reference

 Yes

7

0.914

832.06

0.582

0.238

0.095

55.26

0.809

1.654

  1. * Two patients bone involvement status were unknow