The government also alleged that IBM adjusted interview criteria based on race or sex.
The group urged African governments and communities to deepen investment in domestic health systems.
Mr Obasanjo warned of the challenges Nigeria could face by 2050, when the population is projected to reach 400 million.
Women are also underrepresented in the leadership of professional clubs and federations. Of the 31 federations, women chaired only three.
The Chelsea striker made this call while speaking at a Marlborough Get-Together event in London on Friday night.
