Table 2.
Multiple regression analyses
| Independent variable | Main effects models
|
Moderating effects models
|
||||
|---|---|---|---|---|---|---|
| Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | Model 6 | |
| Age 35 years or morec | −1.06a (0.56)b | −1.09 (0.56) | −1.08* (0.56) | −0.89 (0.56) | −1.07* (0.55) | −1.17* (0.55) |
| Non-Hispanic African Americand | −1.10 (0.72) | −1.18 (0.73) | −1.11 (0.72) | −0.80 (0.73) | −0.76 (0.72) | −1.11 (0.71) |
| Hispanic and othere | 1.46 (1.02) | 1.44 (1.04) | 1.43 (1.03) | 1.09 (1.02) | 0.96 (1.00) | 1.14 (1.00) |
| Female | −0.13 (0.67) | −0.21 (0.68) | −0.13 (0.67) | −0.16 (0.68) | −0.33 (0.67) | −0.03 (0.67) |
| Partial college or moref | −1.33* (0.56) | −1.33* (0.57) | −1.32* (0.57) | −1.37* (0.57) | −1.16* (0.56) | −1.29* (0.56) |
| Married, not living aloneg | 0.52 (0.82) | 0.46 (0.83) | 0.53 (0.82) | 0.35 (0.84) | −0.26 (0.83) | 0.27 (0.82) |
| Not married, not living aloneg | 0.30 (0.82) | 0.22 (0.84) | 0.30 (0.83) | 0.20 (0.85) | −0.25 (0.83) | 0.11 (0.83) |
| Home caregiving responsibilities | −0.34 (0.56) | −0.35 (0.56) | −0.34 (0.56) | −0.47 (0.56) | −0.48 (0.55) | −0.39 (0.55) |
| Organisation Bh | −1.93 (1.27) | −1.97 (1.28) | −1.93 (1.27) | −1.78 (1.24) | −1.58 (1.19) | −1.38 (1.20) |
| Organisation C | 1.74* (0.76) | 1.69* (0.77) | 1.75* (0.76) | 1.81* (0.78) | 1.71* (0.77) | 1.79* (0.77) |
| Organisation D | −0.35 (0.64) | −0.44 (0.65) | −0.35 (0.65) | −0.34 (0.64) | −0.43 (0.64) | −0.72 (0.64) |
| Organisation E | −0.12 (0.95) | −0.22 (0.97) | −0.12 (0.96) | −0.26 (0.98) | −0.48 (0.97) | −0.44 (0.96) |
| Supervisory status | 2.34** (0.76) | 2.22** (0.78) | 2.32** (0.77) | 2.42*** (0.75) | 2.27** (0.77) | 2.11** (0.77) |
| Tenure in organisation | 0.00 (0.00) | 0.00 (0.00) | 0.00 (0.00) | 0.00 (0.00) | 0.00 (0.00) | 0.00 (0.00) |
| Work stress | 0.08*** (0.02) | 0.08*** (0.02) | ||||
| Work overload | 0.12* (0.05) | 0.05 (0.09) | ||||
| Role ambiguity | 0.06 (0.07) | |||||
| Role conflict | 0.11 (0.08) | 0.62*** (0.18) | ||||
| Lack involvement decision-making | 0.09 (0.07) | |||||
| Client disability | 0.05 (0.04) | 0.48*** (0.13) | ||||
| Work support | −0.08** (0.03) | −0.08** (0.03) | 0.10 (0.08) | −0.11*** (0.03) | ||
| Supervisor support | −0.07 (0.04) | 0.07 (0.08) | ||||
| Coworker support | −0.09 (0.06) | −0.10 (0.06) | ||||
| Locus of control | −0.29*** (0.06) | −0.28*** (0.06) | −0.28*** (0.06) | −0.31*** (0.06) | −0.31*** (0.06) | −0.58*** (0.15) |
| Work support × client disability | −0.01** (0.00) | |||||
| Supervisor support × role conflict | −0.02* (0.01) | |||||
| Locus of control × work overload | 0.02* (0.01) | |||||
| R2 | 0.33 | 0.33 | 0.33 | 0.30 | 0.31 | 0.31 |
Unstandardised coefficients (standard errors) for main and moderating effects models of work stress and resources on depression.
*
P < 0.05,
**
P < 0.01,
***
P < 0.001.
a
Unstandardised regression coefficient,
b
standard error.
Reference categories:
c
34 years or less,
d,e
non-Hispanic White,
f
high school degree or less,
g
living alone,
h
organisation A.