Table 3 Explaining burnout symptoms among hospital employees – results of stepwise multiple linear regression analyses (aggregated and stratified)
Dependent or outcome variable: Burnout symptoms (CBI score 0–24) | Caregivers & nurses (incl. midwives) | Physicians | All health professionals | Total hospital employees | ||||
|---|---|---|---|---|---|---|---|---|
N = 882 | N = 235 | N = 1441 | N = 1840 | |||||
Beta coeff. (β) | Beta coeff. (β) | Beta coeff. (β) | Beta coeff. (β) | |||||
Step 1 | Step 2 | Step 1 | Step 2 | Step 1 | Step 2 | Step 1 | Step 2 | |
Independent or exposure variables: | ||||||||
Temporal workload (number of overtime hours per week 0–10+) | n.s. | n.s. | n.s. | −.13* | n.s. | −.09*** | n.s. | −.07** |
Physical workload (sum score 0–20) | .20*** | .12*** | .16* | n.s. | .15*** | .07** | .17*** | .09*** |
Emotional job stress (sum score 0–20) | .26*** | .13*** | .23*** | n.s. | .22*** | .09** | .17*** | n.s. |
Mental job stress (sum score 0–15) | .25*** | .16*** | .28*** | n.s. | .31*** | .20*** | .34*** | .23*** |
Intervening or mediating variables: | ||||||||
Effort-reward imbalance (ERI ratio) | – | .08* | – | .17* | – | .14*** | – | .12*** |
Work-life imbalance (sum score 0–20) | – | .35*** | – | .48*** | – | .35*** | – | .35*** |
Control variables: | ||||||||
Sex (male) | n.s. | n.s. | n.s. | n.s. | −.05* | −.06* | n.s. | −.05* |
Age (< 25, 25–34, 35–44, 45–54, 55+) | −.13*** | n.s. | n.s. | n.s. | −.13*** | −.09*** | −.13*** | −.10*** |
Educational level (low, medium, high, very high) | – | – | – | – | n.s. | n.s. | n.s. | −.05* |
Adjusted R square | .300 | .400 | .228 | .433 | .276 | .383 | .278 | .376 |
No. cases in model | 763 | 708 | 204 | 187 | 1242 | 1157 | 1551 | 1438 |