Table 1 Number of identified, excluded and included papers

Sex and/or gender [Title], 2006/01/01 – 2014/12/31 [Date - Publication]

73

Excluded papers

• the title word ‘sex’ meant something other than the differentiation between males and females, women and men (e.g. sex ratio of offspring, sex work)

24

• methodological, theoretical, political papers

12

Included papers

37