In addition to his medical qualifications, Agaba has a MSc in Environmental Technology (Imperial College, UK) and a Diploma in Industrial Health (LSHTM, UK).
Kuongezea masomo yake ya udaktari, Agaba ana shahada ya uzamili ya teknolojia ya mazingara (Imperial College, UK) na Diploma kuhusu afya katika viwanda (LSHTM, UK).