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Table 3 Correlates of suicide risk estimated by logistic regression analysis

From: Suicide risk in male incarcerated individuals in Spain: clinical, criminological and prison-related correlates

Characteristic

 

OR(a)

95%CI

aOR(b)

95%CI

Sociodemographic variables

 Nationality

non-Spanish vs Spanish

0.48***

[0.32,0.70]

0.53**

[0.34,0.81]

 Age

18–29

Ref

 

Ref

 
 

30–39

1.08

[0.73,1.59]

1.06

[0.70,1.60]

 

40–49

0.88

[0.56,1.37]

0.76

[0.47,1.22]

 

 ≥ 50

0.57*

[0.30,1.07]

0.51*

[0.26,0.98]

 Prison center

Quatre camins

Ref

 

Ref

 
 

Ponent

0.81

[0.44,1.48]

0.90

[0.48,1.70]

 

Zuera

1.20

[0.75,1.93]

1.32

[0.80,2.14]

 

Alcalá-Meco

0.77

[0.42,1.37]

0.86

[0.46,1.58]

 

Naval Carnero

1.54

[0.90,2.61]

1.46

[0.84,2.53]

 Level of education

No formal education

Ref

 

Ref

 
 

Primary

1.25

[0.60,2.60]

1.10

[0.51,2.37]

 

Secondary

0.69

[0.31,1.51]

0.77

[0.34,1.75]

 

University

0.59

[0.20,1.75]

0.90

[0.29,2.80]

 

Others

2.36

[0.13,41.27]

3.24

[0.17,59.67]

 Marital status

single/separated or divorced/widowed vs married

2.10***

[1.44,3.08]

1.83**

[1.23,2.73]

 Prior working status

unemployed vs employed

1.90***

[1.36,2.61]

1.60**

[1.12,2.23]

Criminological variables

 Type of offense

violent vs non-violent

2.28***

[1.60,3.25]

2.02***

[1.38, 2.95]

 Recidivism

recidivist vs first offender

1.93*

[1.39,2.69]

1.45*

[1.00, 2.11]

 Time till end of sentence

 ≤ 1 year

Ref

 

Ref

 
 

2–3 years

1.09

[0.70,1.68]

1.18

[0.75,1.87]

 

4–6 years

1.24

[0.81,1.91]

1.35

[0.86,2.13]

 

7–9 years

1.01

[0.55,1.88]

1.07

[0.57,2.04]

 

 ≥ 10 years

1.53

[0.73,3.22]

1.86

[0.85,4.08]

Clinical variables

 Family history of mental disorders

yes vs no

2.96***

[2.08,4.21]

2.74***

[1.82,4.14]

 Anxiety disorder

yes vs no

4.16***

[2.95,5.86]

3.93***

[2.71,5.71]

 Personality disorder

yes vs no

5.08***

[2.73,9.43]

4.33***

[2.30,8.17]

 Affective disorder

yes vs no

6.70***

[4.70,9.57]

7.30***

[4.93,10.80]

 Psychotic disorder

yes vs no

3.67***

[2.25,5.98]

3.28***

[1.95,5.51]

 Substance use

yes vs no

6.60***

[3.71,11.71]

5.00***

[2.73,9.09]

 Physical conditions

yes vs no

3.35***

[2.39,4.70]

3.24***

[2.23,4.70]

 Contact with a mental health specialist (last 12 months)

yes vs no

1.95***

[1.41,2.70]

1.90***

[1.31,2.73]

 Medication treatment (last 12 months)

yes vs no

7.09***

[4.94,10.18]

6.73***

[4.52,10.00]

Prison-related variables

 Prison Regime

1

Ref

 

Ref

 
 

2

2.87

[0.64,12.85]

3.26

[0.69, 15.38]

 

3

3.25

[0.52,20.37]

5.84

[0.86, 39.65]

 Solitary confinement

yes vs no

1.00

[0.64,1.53]

0.81

[0.50,1.33]

 Workshop or training course participation (last 12 months)

yes vs no

0.58*

[0.38,0.89]

0.51**

[0.32,0.82]

  1. * p < 0.05, ** p < 0.01, *** p < 0.001
  2. (a) Crude odds ratio. Each row represents a bivariate adjusted model
  3. (b) Adjusted OR. Adjustments included: nationality, age, prison center, education level, marital status, and prior working status