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Table 1 Sex dependent pattern of brain metastases (BM)

From: Why does Jack, and not Jill, break his crown? Sex disparity in brain tumors

Study (year) Total BM BM (lung cancer) BM (melanoma) Survival
Lagerwaard et al. (1999):     
Male 810 (75%) 601 (83%)   
Female 269* (25%) 120 (17%)   
Chao et al. (2006):     
Male 687 (61%)    5.8 months
Female 443* (39%)    6.1 months
Videtic et al. (2009):     
Male   487 (58%)   5.5 months
Female   348 (42%)   6.3 months
Arrieta et al. (2009):     
Male   164 (56%)   
Female   129 (44%)   
Assouline et al. (2011):     
Male 164 (78%)    
Female 45* (22%)    
Sampson et al. (1998):     
Male    431 (64%)  
Female    239 (36%)  
Hofmann et al. (2007):     
Male    77 (58%) 17 weeks
Female    56 (42%) 36 weeks
Raizer et al. (2008):     
Male    217 (61%)  
Female    138 (39%)  
  1. *The following number of breast cancer cases was subtracted from the total number of female brain metastasis cases: Lagerwaard (213), Chao (158), Assouline (23).