ALERT: Data Show Increased Whooping Cough Prevalence in California
What’s Happening HQI, through its Sentinel Signal Detection System, has identified an increase in pertussis (whooping cough) prevalence at California hospitals since the start of the second quarter of 2023. Specifically, of the 88 California hospitals that provided 2023 Q2 hospital encounter data to HQI, 20 (22.7%) had higher than expected prevalence of pertussis cases […]