Table 3.
Complex linear models for log(DMY)Linear models for log(DMY) (Y4 and Y5) showing the effect of each trait separately (unadjusted column) and then adjusting for the inclusion of all other traits.
Trait | Separate trait effects (unadjusted) | Linear model including all traits | |||||
---|---|---|---|---|---|---|---|
Coefficient | SE | P value | Adjusted r 2 | Coefficient | SE | P value | |
Intercept/base line | –6.753 | 0.366 | <0.001 | ||||
Sacchariflorus | –0.919 | 0.075 | <0.001 | 0.0782 | –0.685 | 0.058 | <0.001 |
Sinensis | –0.420 | 0.062 | <0.001 | 0.0782 | 0.005 | 0.05 | 0.926 |
Ploidy 3 | 0.943 | 0.080 | <0.001 | 0.0699 | 0.269 | 0.059 | <0.001 |
Ploidy 4 | 0.205 | 0.063 | 0.001 | 0.0699 | 0.336 | 0.056 | <0.001 |
Leaf angle 0.5 | 0.203 | 0.064 | 0.002 | 0.0087 | –0.031 | 0.053 | 0.563 |
Leaf angle 1 | 0.294 | 0.069 | <0.001 | 0.0087 | –0.095 | 0.058 | 0.101 |
Stem angle 2 | 0.311 | 0.038 | <0.001 | 0.0364 | 0.066 | 0.028 | 0.018 |
Stem angle 3 | 0.320 | 0.066 | <0.001 | 0.0364 | 0.068 | 0.043 | 0.112 |
Stem angle 4 | –0.092 | 0.161 | 0.567 | 0.0364 | –0.238 | 0.097 | 0.014 |
log(basal diameter) | 0.754 | 0.060 | <0.001 | 0.0776 | 0.627 | 0.049 | <0.001 |
log(transect count) | 0.411 | 0.035 | <0.001 | 0.0677 | 0.604 | 0.024 | <0.001 |
log(tallest stem) | 1.450 | 0.048 | <0.001 | 0.3390 | 0.958 | 0.041 | <0.001 |
log(stem diameter) | 1.220 | 0.052 | <0.001 | 0.2270 | 0.731 | 0.048 | <0.001 |
log(leaf width) | 0.513 | 0.044 | <0.001 | 0.0656 | –0.016 | 0.038 | 0.680 |
log(leaf length) | 0.610 | 0.054 | <0.001 | 0.0628 | 0.448 | 0.040 | <0.001 |
Adjusted r 2=0.672 | |||||||
AIC=–2976.5 |