Table 2 Age-Sex Standardized Mean Annual Incidence Rate by Varicella Vaccine Availability Periods
From: Increasing incidence associated with herpes zoster infection in British Columbia, Canada
| Â | Age-Sex Standardized Incidence Rate per 1000 Population (95Â % Confidence Interval) | |||
|---|---|---|---|---|
Pre-licensure (1997–1998) | Privately Funded (1999–2004) | Publicly Funded (2005–2012) | Overall (1997–2012) | |
HZ | 3.175 (3.134, 3.217) | 3.244 (3.221, 3.267) | 3.869 (3.849, 3.890) | 3.575 (3.561, 3.589) |
HZ with Antiviral | 1.678 (1.648, 1.709) | 1.926 (1.908, 1.944) | 2.571 (2.554, 2.587) | 2.242 (2.231, 2.254) |
PHN within 90Â days | 0.127 (0.119, 0.135) | 0.169 (0.164, 0.175) | 0.271 (0.266, 0.277) | 0.221 (0.217, 0.224) |
PHN within 30Â days | 0.104 (0.097, 0.112) | 0.141 (0.136, 0.146) | 0.232 (0.227, 0.237) | 0.187 (0.184, 0.191) |