The unprecedented low-level of interest rates during the last decade has left some countries to spend. Now, with the disruption of the global economy from the COVID-19, the countries with high household debt is likely to be the ones that first fail to survive.
Below is an information on the household debt levels in OECD countries.
https://data.oecd.org/chart/5U0k
https://data.oecd.org/chart/5U0o
It looks like Australia, U.K., and Italy stand out from G20s.