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Table 2 Multiple logistic regression model (crude & final)

From: Sociodemographic and psychosocial risk factors of railway suicide: a mixed-methods study combining data of all suicide decedents in the Netherlands with data from a psychosocial autopsy study

Railway suicide (n = 986) versus other suicide methods (n = 8255)

 

Crude modela

Adjusted modelb

 

OR

95%CI

c

OR

95%CI

c

Sex (ref: male)

       
 

Female

1.08

0.88–1.31

    

Age (ref: 50–59)

       
 

10–19 years old

3.98

2.32–6.80

***

3.56

2.31–5.49

***

 

20–29 years old

2.60

1.84–3.68

***

2.37

1.80–3.14

***

 

30–39 years old

1.33

0.95–1.84

 

1.31

1.00-1.72

*

 

40–49 years old

1.11

0.83–1.48

 

1.14

0.89–1.46

 
 

60–69 years old

0.81

0.58–1.11

 

0.75

0.57–0.99

*

 

70 + years old

0.45

0.28–0.70

***

0.46

0.32–0.65

***

Rural area (ref: urban area)

   
 

Yes

1.50

1.24–1.82

***

1.47

1.25–1.73

***

Migration background (ref: Dutch)

   
 

Migration background

0.77

0.60–0.99

*

0.78

0.62–0.96

*

Education level (ref: low)

   
 

Middle

1.44

1.09–1.91

*

1.31

1.03–1.67

*

 

High

1.78

1.27–2.49

***

1.58

1.20–2.10

**

 

Unknown

1.35

1.00-1.83

*

1.24

0.96–1.61

 

Household position (ref: single no children)

   
 

Child

1.39

0.97–1.99

 

1.53

1.13–2.07

**

 

Couple no children

1.21

0.87–1.66

 

1.28

1.01–1.62

*

 

Couple with children

1.38

0.95–2.01

 

1.50

1.16–1.95

**

 

Single with children

1.27

0.75–2.04

 

1.39

0.90–2.09

 
 

Other

1.92

1.25–2.88

**

2.20

1.55–3.06

***

Income (ref: 50.000-100.000)

   
 

< 30.000

1.25

0.96–1.64

 

1.15

0.92–1.44

 
 

30.000–50.000

1.00

0.75–1.32

 

0.90

0.70–1.15

 
 

100.000-150.000

1.15

0.85–1.55

 

1.11

0.86–1.43

 
 

> 150.000

1.56

1.08–2.24

*

1.43

1.05–1.94

*

Marital status (ref: single)

   
 

Married

0.98

0.70–1.37

    
 

Divorced

1.00

0.73–1.34

    
 

Widowed

0.88

0.51–1.46

    

Healthcare use GP in 1 to 2 calendar years before suicide (ref: no)

   
 

Yes

0.89

0.73–1.08

    

Healthcare use specialized in 1 to 2 calendar years before suicide (ref: no)

   
 

Yes

1.15

0.94–1.41

    

Benefits (welfare, unfit for work, or social) (ref: no)

    
 

Yes

0.87

0.69–1.08

    
  1. a. Crude multivariate model
  2. b. Adjusted model with strongest predictors of railway suicide after backwards selection
  3. c. *p < 0.05, ** p < 0.01, *** p < 0.001