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Table 2 Sample characteristics according to total sample and suicidal history (stratified by age group)

From: The relationship between age and suicidal thoughts and attempted suicide among prisoners

 Total Sample
(N = 18,185)
Suicidal Historya
Young-Youngb
(n = 1440)
Old-Youngc
(n = 2408)
Older Prisonersd
(n = 364)
Sociodemographic
 Female = 121.435.133.129.1
 Age (Quantitative)35.83 (10.51)   
  Dichotomous
    ≤ 4989.5   
    ≥ 5010.5   
  Multinomial
   16 to 3035.2   
   31 to 4954.3   
   50+10.5   
 Race/Ethnicity
  Hispanic18.817.313.57.4
  White49.159.261.070.9
  Black42.532.833.525.3
   Other11.412.910.69.9
 Education10.95 (2.49)10.58 (2.04)11.02 (2.65)11.82 (3.29)
Psychological Disorder
 Depressive20.151.251.647.3
 Bipolar/Related10.530.831.620.1
 Schizophrenia/Psychotic4.310.114.110.2
 PTSD6.316.218.119.5
 Anxiety8.020.221.918.7
 Personality5.917.217.113.7
 Mental Disorder (Quantitative)0.56 (1.13)1.45 (1.54)1.54 (1.58)1.30 (1.47)
Psychological Symptoms
 Hopelessness6.717.816.922.8
 Sleep Disturbance45.675.565.660.2
 Schizophrenia/Psychosis11.428.825.721.2
 Emotional Dysregulation40.168.154.941.2
 Total Symptoms (Quantitative)1.71 (2.01)3.52 (2.45)2.78 (2.37)2.22 (2.20)
Social Disconnectedness
 Not Feeling Close29.357.445.635.4
Substance Use
 Alcohol Dependence30.435.647.342.0
 Number of Drugs Used3.09 (3.25)4.36 (3.65)4.65 (3.80)3.05 (3.61)
Victimization
 Sexual
  Never86.069.768.373.1
  Once3.88.37.78.0
  More than Once8.521.522.917.6
 Physical    
  Never79.055.857.666.8
  Once3.16.06.04.9
  More than Once16.437.935.827.2
Physical Illness/Disability
 Physical Illness = 155.961.376.588.2
  Quantitative1.12 (1.38)1.13 (1.28)1.79 (1.60)2.82 (1.96)
 BADL Disability = 115.916.424.945.1
  Quantitative0.19 (0.48)0.19 (0.47)0.32 (0.61)0.65 (0.82)
  1. Note. BADL Basic activities of daily living; data are presented as percentages (categorical data) or means with standard deviation in parentheses (continuous data)
  2. aInmates who reported suicidal thoughts/attempted suicide (n = 4212)
  3. b16 to 30 years of age
  4. c31 to 49 years of age
  5. dAged 50 years and older