Model | AFT models |
---|---|
M 0 | log(T i ‐ 40) = α 0 + x T i θ + ε i |
M 1 | log(T i ‐ 40) = α 0 + α 1 D i + α 2 ω i + x T i θ + ε i |
M 2 | log(T i ‐ 40) = α 0 + α 1 D i + α 2 ω i + α 3 μ i (40)(1 ‐ D i ) + α 4 μ i (45)D i + x T i θ + ε i |
M 3 | log(T i ‐ 40) = α 0 + α 1 D i + α 2 ω i + α 3 ν i (40)(1 ‐ D i ) + α 4 ν i (45)D i + x T i θ + ε i |
M 4 | log(T i ‐ 40) = α 0 + α 1 D i + α 2 ω i + α 3 μ i (40)(1 ‐ D i ) + α 4 μ i (45)D i + α 5 ν i (40)(1 ‐ D i ) + α 6 ν i (45)D i + x T i θ + ε i |