Appendix 1—table 6. Posterior estimates of viral trajectory attributes by variant and antibody titer.
Estimates are posterior means with 95% credible intervals.
| Trajectory attribute | Variant/immune status | Estimate |
|---|---|---|
| Peak viral load (Ct) | Other: Unexposed | 24.8 (24.0, 25.6) |
| Delta: Exposed,≤250 AU | 22.1 (20.6, 23.4) | |
| Delta: Exposed,>250 AU | 24.4 (22.7, 26.1) | |
| Omicron: Exposed,≤250 AU | 25.2 (24.7, 25.6) | |
| Omicron: Exposed,>250 AU | 26.2 (25.7, 26.6) | |
| Peak viral load (log10 copies/ml) | Other: Unexposed | 6.9 (6.6, 7.1) |
| Delta: Exposed,≤250 AU | 7.6 (7.3, 8.0) | |
| Delta: Exposed,>250 AU | 7.0 (6.5, 7.4) | |
| Omicron: Exposed,≤250 AU | 6.8 (6.7, 6.9) | |
| Omicron: Exposed,>250 AU | 6.5 (6.4, 6.6) | |
| Proliferation time (days) | Other: Unexposed | 3.5 (3.2, 3.9) |
| Delta: Exposed,≤250 AU | 3.6 (2.8, 4.5) | |
| Delta: Exposed,>250 AU | 4.2 (3.3, 5.3) | |
| Omicron: Exposed,≤250 AU | 3.9 (3.6, 4.2) | |
| Omicron: Exposed,>250 AU | 3.7 (3.5, 4.0) | |
| Clearance time (days) | Other: Unexposed | 9.8 (9.1, 10.6) |
| Delta: Exposed,≤250 AU | 7.7 (6.9, 8.7) | |
| Delta: Exposed,>250 AU | 7.6 (6.4, 8.8) | |
| Omicron: Exposed,≤250 AU | 8.4 (8.0, 8.8) | |
| Omicron: Exposed,>250 AU | 6.9 (6.6, 7.3) |