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Duration of precautions in days for various scenarios based on exposure and biological retention.
| Scenario | Group 1 | Group 2 | Group 3 | Group 4 |
|---|---|---|---|---|
| Sleep apart from children and pregnant adults | 64 | 16 | 7 | 4 |
| Holding children in lap | 59 | 14 | 6 | 3 |
| Sleeping apart from other adults | 46 | 10 | 4 | 1 |
| Distance from children, pregnant adults, and members of public | 36 | 8 | 3 | 1 |
| Distance from non-pregnant adults | 32 | 7 | 3 | 1 |
| Maintaining proper hygiene | 46 | 10 | 4 | 1 |
