Table 3 Results of polynomial regression - response surface analysis predicting IWAH.
Parameter | Main Model | With IWOCOMM and IWOCOUNT | ||
|---|---|---|---|---|
Estimate | p | Estimate | p | |
Predictors | ||||
EC | 0.478 | < 0.001*** | 0.069 | 0.311 |
PD | 0.269 | 0.004** | 0.168 | 0.016* |
EC2 | −0.001 | 0.915 | 0.001 | 0.908 |
PD2 | 0.014 | 0.255 | −0.008 | 0.441 |
EC × PD | −0.042 | 0.009** | −0.025 | 0.029* |
Controls | ||||
Gender (male) | 0.834 | 0.161 | 0.019 | 0.958 |
PSES: Comfortable | 2.423 | 0.003** | 1.411 | 0.008** |
PSES: Managing | 2.948 | 0.004** | 1.728 | 0.009** |
PSES: Difficult | 0.339 | 0.855 | 2.583 | 0.034* |
PSES: Very Difficult | 14.098 | < 0.001*** | 6.591 | 0.018* |
Desirable Responding | 0.064 | 0.156 | 0.004 | 0.888 |
Age | 0.224 | 0.337 | 0.398 | 0.008** |
IWOCOMM | – | – | −0.188 | < 0.001*** |
IWOCOUNT | – | – | 0.927 | < 0.001*** |
Response Surface Parameters | ||||
a1 | 0.771 | < 0.001*** | 0.238 | 0.018* |
a2 | −0.029 | 0.019* | −0.032 | 0.016* |
a3 | 0.191 | 0.218 | −0.099 | 0.299 |
a4 | 0.061 | 0.035* | 0.018 | 0.33 |