Fig. 1
From: Increasing incidence associated with herpes zoster infection in British Columbia, Canada
Crude and Age-Sex Standardized Herpes Zoster Incidence Rate and 95Â % Confidence Interval by Year. The crude and age-sex adjusted rate of herpes zoster and 95Â % confidence interval between 1997 and 2012 using two different definitions of incident zoster: as defined by ICD9/10 code and as the presence of an ICD-9/10 code for herpes zoster plus receipt of antivirals within 7Â days before or after the diagnostic code for HZ