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Table 1 Demographic characteristics and summary health variables comparing survey and historical sex offenders

From: Implications of sex offender classification on reporting demographic characteristics, health, and criminal careers: results from an Australian jurisdiction

 Survey sex offender (any) (n = 209)Historical sex offender (any) (n = 74)t (df); X2(df)Survey ChildSO (n = 55)Historical ChildSO (n = 22)t (df); X2(df)Survey AdultSO (n = 110)Historical AdultSO (n = 50)t (df); X2(df)
Sample members (%)73.9%26.1%71.4%28.6%68.8%31.2%
Demographic characteristics
 Age at survey M (SD)43.19 (13.95)33.73 (12.01)t(278)= 5.147***47.99 (12.12)34.84 (12.73)t(73)= 4.159***33.48 (11.95)37.36 (13.29)t(158)= 1.776
 Aboriginal or Torres Strait Islander31.1%52.1%X2 = 10.246**23.6%52.4%X2 = 5.812*36.4%52.9%X2 = 3.941*
 Less than high school education58.6%60.96%X2 = .08567.3%66.7%X2 = .00362.1%57.1%X2 = .346
 Usually self-employed38.0%50.8%X2 = 2.93035.7%68.8%X2 = 5.113*44.0%42.9%X2 = .016
 Employed prior to prison53.2%44.4%X2 = 1.63953.7%23.8%X2 = 5.452*51.9%54.0%X2 = .058
 Marital status (single)49.5%58.3%X2 = 1.66234.5%52.4%X2 = 2.02363.0%60.0%X2 = .127
 Any children60.5%58.8%X2 = .05571.1%76.2%X2 = .18667.5%51.1%X2 = 3.412
 1st time in prison56.3%32.4%X2 = 11.944**78.8%47.6%X2 = 6.928**42.3%26.5%X2 = 3.547
 # of prior imprisonments M (SD)2.64 (3.01)3.38 (12.01)t(268)= −1.8301.44 (1.06)3.00 (2.79)t(71)= −3.480**3.57 (3.49)3.45 (2.69)t(151)= −.212
Juvenile history
 Parent sent to prison19.1%21.0%X2 = 5.075*14.3%27.8%X2 = 1.2679.1%18.2%X2 = 1.771
 Ever placed in care16.7%30.6%X2 = 6.248*20.8%42.9%X2 = 3.72517.8%26.0%X2 = 1.427
 Juvenile detention21.0%47.9%X2 = 18.772***9.6%38.1%X2 = 8.289**29.5%53.1%X2 = 7.939**
 Age at 1st juvenile detention M (SD)14.39 (2.61)13.56 (2.36)t(58)= 1.29415.60 (1.67)12.13 (2.90)t(11)= 2.415*14.04 (1.99)14.59 (2.67)t(39)= .752
 # times in juvenile detention M (SD)3.26 (3.25)4.90 (6.24)t(56)= −1.2312.00 (1.73)7.38 (9.53)t(11)= −1.2293.13 (2.500)4.04 (4.60)t(158)= −.726
Summary self-reported health
 Any intravenous drug use40.4%63.9%X2 = 5.651*40.0%81.8%X2 = 4.547*45.9%58.3%X2 = 1.065
 Mental health issue(s)35.9%49.3%X2 = 4.088*40.0%81.0%X2 = 10.202**30.9%37.3%X2 = .635
 Sexually transmissible infection(s)44.2%37.1%X2 = .88742.1%52.6%X2 = .56654.1%30.2%X2 = 5.824*
Number of chronic conditions:
 None22.5%30.1%X2 = 10.310*16.4%33.3%X2 = 4.51330.0%27.5%X2 = 7.688
 One17.7%23.3% 18.2%9.5% 17.3%29.4% 
 Two13.4%12.3% 1.8%4.8% 19.1%15.7% 
 Three7.2%13.7% 9.1%14.3% 6.4%13.7% 
 Four or more39.2%20.5% 54.5%38.1% 27.3%13.7% 
SF-12 rating: Fair/poor28.9%33.3#X2 = .79235.2%33.3%X2 = .85222.1%34.0%X2 = 2.520
  1. Note: The information in this table is based the self-reported survey data. The sample size in this table reflect the number of participants who were able to be coded on each item. Some responses could not be coded because of the amount and quality of the information. The sample sizes ranged from Survey sex offenders 121–209; Historical sex offenders: 62–74; Survey ChildSOs: 28–55, Historical ChildSOs: 18–22, Survey AdultSOs: 55–110, Historical AdultSOs: 44–50
  2. 1 Data from 2001 and 2009 surveys
  3. *p < .05, **p < .01, ***p < .001