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Table 1 Epidemiological and clinical characteristics of Japanese Encephalitis cases in Yunnan Province, China, 2005–2017

From: Reduction patterns of Japanese encephalitis incidence following vaccine introduction into long-term expanded program on immunization in Yunnan Province, China

Characteristicsn%
Total number of cases4780100.0
Age group, years
 0–4134028.0
 5–9144130.1
 10–1465813.8
 15–192886.0
  ≥ 20105322.0
Gender
 Male289960.6
 Female188139.4
Nationality of patients
 China464197.1
 Myanmar1132.4
 Laos250.5
 others10
Occupation of patients
 Farmer92019.2
 Student158533.2
 Preschool children177037.0
 Others50510.6
JE Case classification
 Laboratory-confirmed cases307764.4
 Clinical cases126626.5
 Suspected cases4379.1
Travel History 25 Day prior to onset
 Overseas330.7
 Another Province420.9
 Inside Yunnan Province2174.5
 No outside travel history256053.6
 Not recorded192840.3
Severity of patient classified by doctor
 Unknown235849.3
 Mild74915.7
 Medium79916.7
 Severe76416.0
 Very serious1102.3
Patient’s JE Vaccination history
 0-dose132727.8
 1-dose2154.5
 2-dose501.0
 Unknown318866.7
Outcome
 cured63813.3
 sequela142429.8
 death3266.8
 Unknown239250.0