Table 3.
Hierarchical multiple regression model for withholding voice and impression management motivation (n = 419)
| Withholding voice | Impression management motivation | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | Model 6 | Model 7 | |||||
| Control variables | |||||||||||
| Gender | |||||||||||
| male vs female | 0.44 | 0.26 | 0.24 | 0.25 | 0.14 | 0.12 | 0.07 | ||||
| Age | |||||||||||
| 25–29 vs <25 | 0.15 | 0.12 | 0.14 | -0.16 | -0.18 | -0.17 | -0.17 | ||||
| ≥30 vs <25 | 0.20 | 0.20 | 0.22 | -0.23 | -0.23 | -0.22 | -0.22 | ||||
| Professional categories | |||||||||||
| Nurse practitioner vs Nurses | -0.13 | -0.15 | -0.17 | 0.20 | 0.18 | 0.16 | 0.16 | ||||
| Nurse-in-charge or above vs Nurses | -0.26 | -0.28* | -0.29* | 0.02 | 0.01 | -0.01 | -0.02 | ||||
|
Monthly income (RMB) >10000 vs ≤10000 |
-0.07 | -0.06 | -0.04 | -0.24* | -0.24* | -0.23* | -0.23* | ||||
| Independent variable | |||||||||||
| Abusive supervision | 0.40** | 0.38** | 0.23* | 0.26** | 0.27** | ||||||
| Mediator | |||||||||||
| Impression management motivation | 0.10** | ||||||||||
| Moderator | |||||||||||
| Speak up-related climate | 0.09 | 0.09 | |||||||||
| Abusive supervision× Speak up-related climate | 0.24* | ||||||||||
| R2 | 0.02 | 0.12 | 0.14 | 0.04 | 0.05 | 0.06 | 0.06 | ||||
| ΔR2 | 0.02 | 0.09 | 0.02 | 0.04 | 0.01 | 0.00 | 0.01 | ||||
| F | 1.63 | 7.69 | 8.15 | 2.61 | 3.12 | 2.96 | 3.08 | ||||
*p <0.05 ; **p <0.01