DoD Influenza Surveillance Summary (07 Feb 2013)

• In Week 5 (through 2 February 2013), Influenza-Like Illness (ILI) and Pneumonia & Influenza (P&I) incidence rates increased substantially in unvaccinated active duty members in PACOM. The proportion of outpatient visits due to ILI decreased in the US but continued to increase in EUCOM and PACOM. The proportion of outpatient visits due to P&I decreased for most regions but remained elevated in EUCOM compared to previous seasons.
• Across the overseas DoD laboratory surveillance network, influenza activity has decreased in Central and East Africa but remained at moderate levels with variable co-circulation of influenza A/H1, A/H3, and B across all sites.
• The influenza vaccination coverage for the DoD (Active Duty component only) is 96%.