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Table 3 Factors that affected to the size of intra-thoracic lymph nodes on computed tomographic images

From: Multi-factorial considerations for intra-thoracic lymph node evaluations of healthy cats on computed tomographic images

Factors Lymph node width (mm) Difference
P
Age ≤ 7 months   0.5536
 
≥7 months – 7 years 3.39 ± 0.53  
≥7 years 4.03 ± 0.50  
Sex Overall lymph nodes   0.0425*
 Male 4.41 ± 0.63  
 Female 3.31 ± 0.43  
Sternal lymph node   0.7000
 Male 4.56 ± 0.82  
 Female 3.30 ± 1.29  
Cranial mediastinal lymph node   0.2546
 Male 5.13 ± 1.49  
 Female 3.47 ± 0.63  
Tracheobronchial lymph node   0.4762
 Male 3.87 ± 0.96  
 Female 2.99 ± 1.57  
Gonadal status    0.5806
Intact 4.33 ± 1.03  
Gonadectomy 3.76 ± 0.41  
Body weight Overall; 3.82 ± 0.38 0.2344
 Range: 1.50–5.70 kg   
Sternal lymph node; 3.93 ± 0.74 0.7632
 Range: 3.10–5.70 kg   
Cranial mediastinal lymph node; 4.02 ± 0.65 0.2692
 Range: 2.80–5.70 kg   
Tracheobronchial lymph node; 3.51 ± 0.62 0.2684
 Range: 2.00–5.70 kg   
Body condition score Overall; 3.82 ± 0.38 0.1841
 Range: 2.0–5.0   
Sternal lymph node: 3.93 ± 0.74 0.3138
 Range: 3.0–5.0   
Cranial mediastinal lymph node; 4.02 ± 0.65 0.0755
 Range: 3.0–5.0   
Tracheobronchial lymph node; 3.51 ± 0.62 0.2998
 Range: 2.0–5.0   
  1. *The statistical different between groups was made using Mann-Whitney test
  2. The correlations between Lymph node width and Body weight, Body condition score or Degree of obesity were made using Spearman correlation
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