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Table 2 Rates of positivity for PRL by immunohistochemistry

From: Prolactin gene expression in primary central nervous system tumors

   PRL IH (+)  
Variable n % p
Age, years     0.386[1]
 <40 21 4 19.0  
 ≥40 49 16 32.7  
Sex     0.043[1]
 males 21 2 9.5  
 females 49 18 36.7  
Histological type     0.461[2]
 Meningioma 43 15 34.9  
 Glioblastoma 16 4 25.0  
 Astrocytoma 5 0 0.0  
 Others 6 1 16.7  
Location     0.356[2]
 Meninges 43 15 34.9  
 Supratentorial 26 5 19.2  
 Infratentorial 1 0 0.0  
  1. PRL: prolactin; IH: immunohistochemistry; [1]: Chi-Square Test (Yates); [2]: Fisher’s exact test; nº: number of cases.