An Annual Statistical Analysis of Herpes Zoster in 11 Medical Facilities

Abstract

In order to determine the prevalence of Herpes Zoster (HZ) in the year 2000, 1,065 cases from 11 medical facilities were analyzed. 1) There was a peak month, August, in HZ frequency but no seasonal difference. 2) The ratio of males to females was 1 : 1.4. The widest peak of age ditributions was centered on the 60s and small one on the 20s. 3) The lesion most frequently occurred in the region of Th1–8. 4) The incidence of HZ generalisatus was in 1 of 50 patients, and was most frequent in the region of V1–3 in people in their 70s. 5) PHN remained in 1 of 20 patients, and was most frequent in the region in the region of Th9–12 in people in their 70s. 6) About 80% of the patients was medicated with antivirotics. 7) Ocular complications had emerged in 13% of the patients in the region of V1–3, and Ramsay-Hunt syndrome had emerged in 1%. 8) The basic disease was recognized in 8.8%. 9) 3.6% of patients had been infected more than twice. 10) In a comparison of age distributions between hospitals and clinics, over sixties were mainly noted in the former group, and under fifties were dominant in the latter one.