Israeli data: How can efficacy vs. severe disease be strong when 60% of hospitalized are vaccinated?Israeli data: How can efficacy vs. severe disease be strong when 60% of hospitalized are vaccinated? A surge involving the rapidly-transmitting Delta variant in heavily vaccinated countries has led to much hand-wringing that the vaccines are not effective against Delta, or vaccine effectivenss wanes after 4-6 months. This has fueled anti-vaccine sentiment suggesting the vaccines are not working, a
