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Table 2 Multivariable analyses of CT characteristics for OS

From: Prognostic value of computed tomography characteristics for overall survival in patients with maxillary cancer

Characteristics

All MC patients (n = 115)

Epithelial MC (n = 67)

Non-epithelial MC (n = 48)

n (%)

P value

HRa (95 % CI)

n (%)

P value

HRa (95 % CI)

n (%)

P value

HRa (95 % CI)

LM (cm)

 

0.022

1.8 (1.1-3.0)

 

0.392

1.4 (0.7-2.9)

 

0.017

3.1 (1.2-8.0)

  < 4.2

56 (48.7)

  

34 (50.7)

  

22 (45.8)

  

  ≥ 4.2

59 (51.3)

  

33 (49.3)

  

26 (54.2)

  

SM (cm)

 

0.334

1.26 (0.8-2.0)

 

0.623

1.2 (0.6-2.7)

 

0.432

1.4 (0.6-3.1)

  < 3.0

60 (52.2)

  

35 (52.2)

  

25 (52.1)

  

  ≥ 3.0

55 (47.8)

  

32 (47.8)

  

23 (47.9)

  

LLN (mm)

 

0.450

1.2 (0.7-2.0)

 

0.087

1.9 (0.9-3.8)

 

0.514

0.8 (0.4 ~ 1.6)

  < 12

56 (48.7)

  

30 (44.8)

  

26 (54.2)

  

  ≥ 12

59 (51.3)

  

37 (55.2)

  

22 (45.8)

  

SLN (mm)

 

0.047

1.9 (1.0-3.6)

 

0.693

1.2 (0.6-2.5)

 

0.014

3.3 (1.3-8.7)

  < 7

55 (47.8)

  

28 (41.8)

  

27 (56.3)

  

  ≥ 7

60 (52.2)

  

39 (58.2)

  

21 (43.8)

  

Soft tissue infiltration

 

0.984

1.0 (0.5-2.1)

 

0.994

1.0 (0.6-1.7)

 

0.862

1.1 (0.4-2.9)

 Yes

86 (74.8)

  

51 (76.1)

  

35 (72.9)

  

 No

29 (25.2)

  

16 (23.9)

  

13 (27.1)

  
  1. CI confidence interval, CT computed tomography, HR hazard ratio, LLN long diameter of the largest cervical lymph node, LM long diameter of the mass, MC maxillary cancers, SLN short diameter of the largest cervical lymph node, SM short diameter of the mass
  2. aAdjusted for potential confounding effect, such as age, gender, smoking status, alcohol use, stage and treatments
  3. Bold number means statistically significant