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Table 4 Summary of hierarchical regression analysis: personal characteristics (block 1), exposure to traumatic events (block 2), occurrence (block 3) and social support (block 4) as predictors of post-traumatic stress distress, psychological distress, perceived fatigue, somatic complaints, job satisfaction

From: The impact of occupational hazards and traumatic events among Belgian emergency physicians

 

IES total

Psychological distress

Perceived fatigue

Somatic complaints

Job Satisfaction

 

ΔR 2

β

Sign

ΔR 2

β

Sign

ΔR 2

β

Sign

ΔR 2

β

Sign

ΔR2

β

Sign

Block 1: demographics

0.00

  

0.04

  

0.03

  

0.03

  

0.01

  

 Age

 

,05

n.s

 

-,17

*

 

-,11

n.s

 

-,17

*

 

-,02

n.s

 Workschedule

 

,02

n.s

 

,08

n.s

 

,13

n.s

 

,05

n.s

 

-,11

n.s

Block 2: Traumatic events

0.12

  

0.06

  

0.02

  

0.02

  

0.01

  

 Age

 

,09

n.s

 

-,14

n.s

 

-,10

n.s

 

-,15

0.07

 

-,03

n.s

 Workschedule

 

,01

n.s

 

,07

n.s

 

,12

n.s

 

,04

n.s

 

-,10

n.s

 Traumatic events (work)

 

,33

***

 

,25

***

 

,14

n.s

 

,15

0.06

 

,01

n.s

 Life events (personal life)

 

-,12

n.s

 

-,05

n.s

 

,06

n.s

 

-,02

n.s

 

,11

n.s

Block 3: occurrence

0.15

  

0.23

  

0.28

  

0.23

  

0.28

  

 Age

 

,02

n.s

 

-,22

***

 

-,19

**

 

-,24

***

 

,07

n.s

 Workschedule

 

,03

n.s

 

,01

n.s

 

,15

*

 

,07

n.s

 

-,14

*

 Traumatic events (work)

 

,23

***

 

,14

0.06

 

,01

n.s

 

,04

n.s

 

,09

n.s

 Life events (personal life)

 

-,12

n.s

 

-,05

n.s

 

,05

n.s

 

-,02

n.s

 

,11

n.s

 Occurrence physical total

 

-,07

n.s

 

-,03

n.s

 

,05

n.s

 

-,10

n.s

 

,15

*

 Occurrence violence

 

,17

*

 

,17

*

 

,29

***

 

,18

*

 

-,17

*

 Occurrence situations that can cause burnout

 

,35

***

 

,44

***

 

,38

***

 

,44

***

 

-,50

***

Block 4: social support

0.02

  

0.02

  

0.03

  

0.07

  

0.16

  

 Age

 

,03

n.s

 

-,21

***

 

-,17

*

 

-,21

***

 

,06

n.s

 Workschedule

 

,02

n.s

 

,09

n.s

 

,14

*

 

,06

n.s

 

-,11

0.09

 Traumatic events (work)

 

,23

***

 

,14

*

 

,01

n.s

 

,05

n.s

 

,06

n.s

 Life events (personal life)

 

-,12

n.s

 

-,05

n.s

 

,04

n.s

 

-,03

n.s

 

,11

n.s

 Occurrence physical total

 

-,04

n.s

 

-,00

n.s

 

,10

n.s

 

-,03

n.s

 

,08

n.s

 Occurrence violence

 

,15

0.07

 

,15

*

 

,27

***

 

,15

*

 

-,11

0.09

 Occurrence situations that can cause burnout

 

,30

***

 

,39

***

 

,34

***

 

,38

***

 

-,34

***

 Social support supervisor

 

,01

n.s

 

,03

n.s

 

,13

n.s

 

,22

**

 

,14

n.s

 Social support colleagues

 

-,17

0.07

 

-,17

0.07

 

-,23

**

 

-,36

***

 

,33

***

 

R 2 model

0.29

 

R 2 model

0.35

 

R 2 model

0.36

 

R 2 model

0.35

 

R2 model

0.46

 
 

Adj R 2 model

0.25

 

Adj R 2 model

0.31

 

Adj R 2 model

0.33

 

Adj R 2 model

0.31

 

Adj R2 model

0.43

 
  1. Abbreviations: ΔR 2 change in R2 values from one model to another, R 2 model R2 values in one model, Adj R 2 model adjusted R2 values in one model, β beta resulting standardized regression coefficients, Sign significant, n.s not significant, * Correlation is significant at the 0.05 level, ** Correlation is significant at the 0.01 level,*** Correlation is significant at the 0.001 level, IES total = post-traumatic stress distress, the bold data are significant