TABLE 2.
Results of regression analysis and moderated-mediation effect.
| Psychological safety |
Employee silence | ||||
| Model 1 | Model 2 | Model 3 | |||
| Constant | 5.56***(0.40) | 6.05***(0.70) | 4.62***(0.50) | ||
| Gender a | 0.08 (0.11) | 0.03 (0.10) | –0.14 (0.10) | ||
| Age | −0.02*** (0.01) | −0.02 (0.00) | −0.01 (0.00) | ||
| Position levelb | 0.20 (0.15) | 0.10 (0.13) | −0.20 (0.13) | ||
| Education level c | −0.17 (0.11) | −0.13 (0.09) | −0.39***(0.10) | ||
| Leader negative emotional expression (LNEE) | –0.35***(0.06) | –1.13***(0.20) | 0.01 (0.06) | ||
| LMX | –0.13 (0.17) | ||||
| Psychological safety | –0.14*(0.06) | ||||
| LNEE × LMX | 0.21*** (0.05) | ||||
| R2 | 0.22 | 0.42 | 0.13 | ||
| F | 11.47*** | 20.93*** | 5.30*** | ||
| Effect | Boot SE | Boot LLCI | Boot ULCI | ||
| Indirect effect | 0.05 | 0.03 | 0.0021 | 0.1112 | |
| Moderated-mediation effect (LMX) | |||||
| Low | 0.07 | 0.04 | 0.0044 | 0.1567 | |
| Medium | 0.05 | 0.03 | 0.0013 | 0.1086 | |
| High | 0.03 | 0.02 | 0.0014 | 0.0772 | |
| Index | Boot SE | Boot LLCI | Boot ULCI | ||
| Index of moderated-mediation | –0.03 | 0.02 | –0.0741 | –0.0020 | |
*p < 0.05; ***p < 0.001 (two-tailed). a 0 = male, 1 = female. b 0 = staff, 1 = manager. c 1 = junior high school and below, 2 = senior or professional high school/bachelor’s degree, 3 = graduate degree.