Table 1.
Summary of consent systems and overrule policy
| Country/Region | Consent system | Family’s role to overrulea |
|---|---|---|
| Australia | Opt-in | Formal |
| Canada | Opt-in | Formal |
| China | Opt-in | Formal |
| Hong Kong | Opt-in | Formal |
| Malaysia | Opt-in | Informal |
| Singapore | Opt-out | Not allowed |
| Taipei | Opt-in | Formal |
| UK | Opt-out | Formal |
| USA | Opt-in | Informal |
aInformal overrule: no legal right to overrule, but clinicians do permit it under certain circumstances.