Table 4.
Robustness tests as described in Sect. 6.1.
| Test | Sample Size | Δτ | ΔAICβ evol | Slope |
|---|---|---|---|---|
| [σ] | [σ] | |||
| Main analysis | 945 | 4.9 | 1.9 | 2.0 |
| zmax = 0.05 | 613 | 4.5 | 3.3 | 2.3 |
| zmax = 0.07 | 1341 | 6.1 | 7.3 | 3.1 |
| Host z | 707 | 4.1 | 0.3 | 1.3 |
| incl. Ia-pec | 965 | 4.6 | 0.8 | 1.1 |
| discard 91t | 878 | 4.5 | 3.6 | 2.4 |
| c < 0.3 | 852 | 1.3 | 5.4 | 2.7 |
| χSALT2 < 0.1 | 735 | 4.3 | 11.5 | 3.7 |
Notes. Sample size, difference in τdust between the dustless sample and the not-dustless sample, ΔAIC between a constant and an affine function fitted on the β evolution with mass, and significance of the slope of this affine function for the different test samples described in Sect. 6.1.
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