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Table 1 Variance analysis on gender, age and employment grade of 35 work-related stress intensity item mean scores (n = 2319)

From: A preliminary evaluation of psychological stress amongst workers in Taiwan: a cross-sectional survey

Work-related stress events

Stress intensity mean

Stress intensity rank

Gender

p

\({\text{r}}^{ 2}_{\text{pbi}}\)

Age group

p

Epsilon2

Employment gradea

p

Epsilon2

Mean (M)

Mean (F)

Mean (< 30)

Mean (30–40)

Mean ( 40)

Mean (Grade 1&2)

Mean (Grade 3&4)

Mean (Grade 5&6)

Serious injury or disease due to work (including accidents during commuting)

5.39

12

4.87

6.14

***

0.039

5.33

5.22

5.79

***

0.005

5.93

5.43

5.03

***

0.024

Experienced (witnessed) miserable accidents or disasters in workplace

4.80

25

4.30

5.51

***

0.044

4.76

4.61

5.18

***

0.006

5.06

4.85

4.58

**

0.020

Occupational accident due to own acts (including serious personal injuries and traffic accidents etc.)

5.47

10

4.89

6.29

***

0.044

5.53

5.24

5.84

***

0.005

5.93

5.67

5.02

***

0.023

Serious negligence which influences the operation of company

5.53

8

4.96

6.32

***

0.046

5.54

5.36

5.85

**

0.003

6.02

5.70

5.07

***

0.012

Being investigated about your responsibility to accidents (events) in company

5.64

6

5.03

6.48

***

0.057

5.66

5.46

5.94

**

0.004

6.13

5.77

5.22

***

0.015

Being demanded to do illegal behaviors such as tax evasion

5.39

13

4.66

6.41

***

0.063

5.55

5.12

5.75

***

0.006

5.92

5.59

4.91

***

0.008

Significant financial losses at work

5.69

5

4.89

6.69

***

0.068

5.83

5.47

6.02

**

0.005

6.41

5.80

5.19

***

0.000

Being assigned a task seems to be unachievable

5.44

11

4.83

6.29

***

0.070

5.52

5.25

5.71

**

0.005

5.96

5.59

5.02

***

0.002

Could not achieve the assigned work goal

5.48

9

4.96

6.21

***

0.052

5.68

5.30

5.64

**

0.003

6.03

5.64

5.02

***

0.000

Became an executive for a new venture or company reorganization

5.17

17

4.62

5.94

***

0.050

5.21

5.03

5.41

*

0.002

5.59

5.30

4.81

***

0.001

Unreasonable demands or claims from customers or clients

5.09

19

4.46

5.96

***

0.068

5.25

4.80

5.44

***

0.009

5.66

4.98

4.81

***

-0.001

Being requested to deliver speeches or presentations in a large session or a formal occasion

4.99

21

4.42

5.78

***

0.059

5.09

4.83

5.23

*

0.003

5.36

5.05

4.72

***

0.001

Being appointed to be a deputy of superior

4.63

30

4.13

5.33

***

0.052

4.87

4.42

4.78

***

0.005

4.74

4.65

4.54

ns

 

Major changes in contents or loading of work

4.85

23

4.44

5.40

***

0.038

5.05

4.69

4.95

**

0.003

5.06

4.79

4.79

ns

 

Obvious increase of working hours

4.76

26

4.36

5.31

***

0.034

5.03

4.70

4.65

*

0.003

4.88

4.70

4.74

ns

 

Work environment automation and computerization

3.46

35

3.18

3.81

***

0.018

3.32

3.31

3.82

***

0.009

3.56

3.30

3.53

ns

 

Being required to shift or transfer work shift

4.30

34

3.90

4.84

***

0.032

4.21

4.33

4.34

ns

 

4.29

4.28

4.33

ns

 

Company bankruptcy

6.18

1

5.88

6.59

***

0.012

5.86

6.10

6.65

***

0.008

6.32

6.24

6.01

ns

 

Being fired or forced to retire

6.18

1

5.76

6.77

***

0.024

6.01

5.99

6.66

***

0.008

6.48

6.29

5.88

***

0.006

Transfer to other branch companies

5.06

20

4.59

5.73

***

0.041

4.97

4.87

5.46

***

0.007

5.28

5.12

4.86

*

0.003

Demotion

5.27

16

4.84

5.86

***

0.030

5.41

5.06

5.49

**

0.004

5.57

5.39

4.95

***

0.007

Promotion (thus change the work responsibility)

4.49

31

4.11

5.00

***

0.032

4.45

4.47

4.55

ns

 

4.62

4.53

4.35

ns

 

Encounter discrimination or disbenefit because of non-regular employee status

4.75

27

4.28

5.41

***

0.041

4.90

4.58

4.91

*

0.003

4.96

4.83

4.57

*

0.003

Transfer to other places (Be transferred to nonlocal places)

4.82

24

4.28

5.56

***

0.051

4.70

4.68

5.16

***

0.005

5.09

4.89

4.58

***

0.005

Take the responsibility for a job, which was charged by several employees but by yourself now

5.37

15

4.94

5.96

***

0.034

5.75

5.16

5.37

***

0.007

5.40

5.36

5.36

ns

 

Be transferred

4.68

28

4.27

5.24

***

0.035

4.68

4.53

4.94

**

0.004

4.92

4.62

4.57

*

0.002

Increase or decrease of subordinates

4.37

32

4.00

4.87

***

0.031

4.39

4.31

4.40

ns

 

4.59

4.24

4.35

*

0.002

Suffer from severe unreasonable or ill treatment, humiliation, or violent behavior

5.62

7

4.95

6.56

***

0.072

5.86

5.39

5.78

**

0.004

5.88

5.79

5.37

***

0.005

Sexual harassment

4.99

22

3.88

6.54

***

0.161

5.56

4.60

5.14

***

0.014

5.27

5.20

4.68

***

0.006

Dispute with superiors

5.37

14

4.67

6.35

***

0.079

5.60

5.18

5.51

**

0.003

5.71

5.57

5.06

***

0.009

Dispute with colleagues

5.10

18

4.49

5.94

***

0.068

5.52

4.90

5.06

***

0.008

5.34

5.20

4.90

**

0.004

Dispute with subordinates

4.64

29

4.10

5.40

***

0.054

4.94

4.51

4.64

*

0.003

4.88

4.74

4.44

**

0.004

Direct management change

4.35

32

3.90

4.97

***

0.042

4.50

4.21

4.47

*

0.002

4.63

4.43

4.12

***

0.006

Unpaid leave/leave of absenceb

5.85

4

5.66

6.10

***

0.005

          

Uncertain career prospectsb

6.07

3

5.92

6.27

**

0.004

          
  1. *p < 0.05; **p < 0.01; ***p < 0.001; ns: not significant
  2. \({\text{r}}^{ 2}_{\text{pbi}}\): Square of point-biserial correlation coefficient between “gender” and stress intensity item mean scores; Epsilon2: Explanation variation of “age group” and “employment grade” and stress intensity item mean scores according to the calculation formula Epsilon2 = dfb(F − l)/dfb + dfw, derived from Hobson et al. [13]
  3. aGrade 1: administrators and managers; Grade 2: professionals; Grade 3: non-manual skilled; Grade 4: non-manual low-skilled; Grade 5: manual skilled; Grade 6: manual low-skilled
  4. bNew suggested items through the expert meeting conducted by the researchers. Not included in Taiwan’s“Evaluation Guidelines for psychiatric diseases induced by work-related mental stress”