Yobe State has documented 511 cases of diphtheria and 13 deaths from January to 8 September, according to health authorities.
The Commissioner for Health and Human Services, Muhammad Gana, revealed this in an interview with the News Agency of Nigeria (NAN) in Damaturu on Thursday.
Mr Gana explained that the 13 deaths corresponded to a case fatality rate of 2.5 per cent, which is lower than in most other affected states across the country.
He affirmed that the outbreak impacted 12 local government areas in the state, and that vaccination plans in these areas were well underway.
Mr Gana further stated that the current total of 511 diphtheria cases was significantly lower than the 1,100 cases reported in September 2025 and previous years.
