Professor Chris Whitty speaking during 'Roadmap out of Lockdown' press conference

The video discusses the effectiveness of vaccines in preventing severe disease and hospitalization, particularly in older adults. Studies from Public Health England and Scotland show significant protection from both Pfizer and AstraZeneca vaccines. The importance of receiving both doses is emphasized, with data supporting the delay of the second dose. The video also covers the risk management strategy in the vaccine rollout, highlighting the need to assess outcomes after each stage.

What percentage of protection against severe disease does the vaccine provide in older people according to the studies?

• Greater than 75%

• Exactly 60%

• Around 70%

• Less than 50%

Which vaccine showed over 90% effectiveness in reducing hospitalizations in the Scottish study?

• Johnson & Johnson

• Oxford AstraZeneca

• Pfizer

• Moderna

Why is it important to delay the second dose of the vaccine?

• To reduce side effects

• To allow more people to get the first dose

• To ensure prolonged protection

• To save costs

What is the main reason for the five-week delay between reopening stages?

• To wait for more vaccine supplies

• To assess the impact of each stage

• To allow businesses to prepare

• To reduce public anxiety

What is the primary concern when assessing the outcomes of reopening stages?

• Economic growth

• Public opinion

• Media coverage

• Increased risk of worsening conditions