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Estimated mean counterfactual CD4 T cell count 8 months after virologic failure under treatment modification at CD4 threshold θ, given baseline CD4 T cell count, based on model m(θ, V|β) = β0 + β1θ + β2θ2 + β3θ × V + β4θ2 × V + β5V
| Term | Point Estimate | 95% CI |
|---|---|---|
| β0 | -40.8 | -113.3, 31.7 |
| β1 | -1.1 | -55.5, 53.4 |
| β2 | 4.4 | -1.8, 10.7 |
| β3 | -0.9 | -6.1, 4.3 |
| β4 | -0.2 | -0.7, 0.4 |
| β5 | 50.1 | 41.0, 59.2 |
