Local and systemic adverse reaction symptoms after vaccination.
fever, injection-site swelling, myasthenia, pain
ADVERSE REACTIONS, EVENTS, MUMPS, MYASTHENIA
Data are no. (%) of participants.In the passive AEFI surveillance, 57 AEFI cases following live attenuated mumps vaccine were reported, with an incidence of 19.28/100000 (57/287608). Most AEFI cases were common adverse reactions (66.67%, 38/57); coincidental events and psychogenic reactions only accounted for 19.30% (11/57) and 8.77% (5/57) of cases, respectively. Injection-site pain, myasthenia, injection-site swelling, and fever were the most frequently reported common adverse reactions. No vaccine quality events or program errors were reported. The incidence of AEFI symptoms after vaccination was provided in the 