Before revision:  They argue that the March- June UK lockdown was more costly than the benefit of lives saved, if the latter are evaluated using the NICE threshold of {\pounds}30000 for a quality-adjusted life year (QALY)
After revision:  They argue that the March- June UK lockdown was more costly than the benefit of lives saved, evaluated using the NICE threshold of {\pounds}30000 for a quality-adjusted life year (QALY)