Article Figures & Data
Tables
Demographic Variables Men Women Total Test Statistic p Ethnicity White 564 (41.8) 194 (48.9) 758 (43.4) Black 439 (32.5) 107 (27.0) 546 (31.3) Hispanic 238 (17.6) 68 (17.1) 306 (17.5) Asian 70 (5.2) 21 (5.3) 91 (5.2) Other 39 (2.9) 7 (1.8) 46 (2.6) χ2 (1) = 8.12 .087 Education None to 11th grade 524 (43.4) 160 (43.2) 684 (43.3) High school grad or equivalent 346 (28.6) 92 (24.9) 438 (27.8) Post-high school education 338 (28.0) 118 (31.9) 456 (28.9) χ2 (2) = 2.96 .228 Special education 316 (28.6) 71 (20.0) χ2 (1) = 10.19 .001 Commitment offense Murder 114 (8.5) 13 (3.3) 127 (7.3) Assault/battery 477 (35.5) 138 (34.9) 615 (35.4) Robbery 130 (9.7) 48 (12.2) 178 (10.2) Theft 115 (8.6) 62 (15.7) 177 (10.2) Criminal threats 68 (5.1) 12 (3.0) 80 (4.6) Drug offense 61 (4.5) 25 (6.3) 86 (4.9) Sex offense 135 (10.1) 3 (0.8) 138 (7.9) Arson 41 (3.1) 27 (6.8) 68 (3.9) Weapons 59 (4.4) 9 (2.3) 68 (3.9) Kidnapping 11 (0.8) 5 (1.3) 16 (0.9) Miscellaneous 132 (9.8) 53 (13.4) 185 (10.6) χ2 (10) = 85.27 < .001 Data are presented as n (%). N = 1,748 subjects; Men: n = 1,351 (77.3%); Women: n = 397 (22.7%).
Seriousness of offense Men Women Test Statistic p Murder/robbery 244 (18.2) 61 (15.4) All other 1,099 (81.8) 334 (84.6) χ2 (1) = 1.57 .221 Prior arrest history 0–2 229 (17.0) 88 (22.2) 3+ 1,122 (83.0) 309 (77.8) χ2 (1) = 5.62 .018 Data are presented as n (%).
Men Women Test Statistic p Prior mental health treatment None 288 (22.0) 54 (13.8) In-patient/out-patient/other 1,022 (78.0) 338 (86.2) χ2 (1) = 12.66 < .001 BPRS score on admission Total score 8.72 (4.74) 8.37 (4.42) t(1740) = 1.302 .193 Thought disorder 2.23 (1.43) 2.26 (1.45) F(1,1,585) = 0.150 .669 Suspiciousness 2.31 (1.72) 2.20 (1.66) F(1,1,585) = 1.137 .286 Hallucinations 1.86 (1.43) 1.68 (1.31) F(1,1,585) = 4.914 .027 Delusions 2.61 (1.84) 2.45 (1.78) F(1,1,585) = 2.247 .134 Wilks Lambda = .995 F(4,1,585) = 1.846 .118 Data are presented as n (%) or mean ± SD.
BPRS = Brief Psychiatric Rating Scale.
Men Women Test Statistic p Evaluator opinion Possibly malingering 322 (23.8) 59 (14.6) χ2 (1) = 15.35 < .001 M-FAST score χ2 (1) = 2.31 .128 0–5 919 (68.0) 286 (72.0) 6 or greater 432 (32.0) 111 (28.0) M-FAST score 4.56 (5.05) 4.08 (4.57) t(1,746) = 1.702 .089 Data are presented as n (%) or mean ± SD.
M-FAST = Miller Forensic Assessment of Symptoms Test.
Men Women B Odds Ratio p B Odds Ratio p M-FAST total score 0.312 1.366 .000 0.504 1.655 .000 Conceptual disorganization –0.739 0.477 .000 –0.610 0.544 .004 Offense seriousness 0.951 2.587 .000 1.590 4.905 .006 Previous psychiatric history 0.644 1.905 .015 Prior arrests –0.846 0.429 .011 Competence score –0.130 0.878 .000 Hallucinations –0.646 0.524 .003 M-FAST = Miller Forensic Assessment of Symptoms Test.