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Table 3 Essential correlations between CD44 cell-surface glycoprotein expression and histoclinical features

From: Immunohistochemical expression of CD44s in human neuroblastic tumors: Moroccan experience and highlights on current data

Characteristics Specimens No (%) Immunohistochimical expression of CD44 protein P value
   Negative (%) Positive (%)  
Age (months)     
< 18 11 (34.4) 5 (45.5) 6 (54.5) 1*
≥ 18 21 (65.6) 9 (42.9) 12 (57.1)  
Primary site     
Retroperitoneal space 22 (71) 9 (40.9) 13 (59.1) 1*
Other sites 9 (29) 4 (44.4) 5 (55.6)  
Metastasis     
Presence 21 (65.6) 13 (61.9) 8 (38.1) 0.013*
Absence 11 (34.4) 1 (9.1) 10 (90.9)  
INSS stages     
I, II, IVs 9 (28.1) 0 (0.0) 9 (100.0) 0.006
III, IV 23 (71.9) 14 (60.9) 9 (39,1)  
Differentiation     
NB 18 (56.2) 11 (61.1) 7 (38.9) 0.025
GNB + GN 14 (43.8) 3 (21.4) 11 (78.6)  
Shimada category     
FH 13 (40,6) 1 (7.7) 12 (92.3) 0.001
UH 19 (59,4) 13 (68.4) 6 (31.6)  
  1. * Yates correction for continuity.