Table 4

Comparison of job perception on item 8 for demographic variables using the t-test

Demographic

Difference

95% CI

Test t

Variable

Mean

SE

Upper

Lower

t-value

Sig. (2-tailed)


Year

0.82

0.04

0.74

0.91

19.72

<.0001

Gender

Male

0.76

0.10

0.00

0.76

7.74

<.0001

Female

0.84

0.05

0.75

0.93

18.33

<.0001

Job title

Administrator

0.85

0.09

0.67

1.03

9.40

<.0001

Nurse

0.82

0.06

0.70

0.94

13.51

<.0001

Physician

0.96

0.09

0.79

1.13

11.18

<.0001

Technician

0.72

0.12

0.48

0.96

6.02

<.0001

Average age (yrs)

18~25

0.90

0.13

0.63

1.16

6.73

<.0001

26~35

0.81

0.05

0.70

0.91

14.83

<.0001

36~45

0.78

0.08

0.61

0.94

9.29

<.0001

46~55

0.93

0.15

0.63

1.23

6.27

<.0001

≧ 56

1.50

0.50

-0.65

3.65

3.00

0.095

Work tenure

< 1 yr

0.93

0.18

0.57

1.30

5.24

<.0001

1-3

0.80

0.10

0.61

0.99

8.44

<.0001

4-7

0.70

0.08

0.55

0.85

9.26

<.0001

8-14

0.86

0.08

0.70

1.02

10.44

<.0001

≧ 15

0.94

0.09

0.77

1.12

10.65

<.0001


Chien et al. BMC Medical Research Methodology 2011 11:47   doi:10.1186/1471-2288-11-47

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