From: Inside the nation’s largest mental health institution: a prevalence study in a state prison system
Mental disorders | First diagnosisb n = 4044 | Months | Percent diagnosed in months | ||||
---|---|---|---|---|---|---|---|
Frequency (%) | Mean (SD) | Median [range] | ≤1 | >1–6 | > 6–24 | > 24 | |
Substance abusec | 1130 (27.9) | 10.3 (36.6) | 0.5 [0.25–402] | 72.2 | 13.5 | 6.0 | 8.3 |
Depression | 729 (18.0) | 26.2 (65.0) | 0.75 [0.25–483] | 57.2 | 14.9 | 8.0 | 19.9 |
Anxiety | 616 (15.2) | 24.4 (57.6) | 1.0 [0.25–385] | 52.1 | 18.3 | 12.0 | 17.5 |
Personality disorders | 366 (9.1) | 29.5 (59.0) | 3.0 [0.25–354] | 39.1 | 21.3 | 13.9 | 25.7 |
Psychosis and psychotic disorders | 280 (6.9) | 13.7 (36.3) | 0.75 [0.25–290] | 60.7 | 16.4 | 10.0 | 12.9 |
Developmental disabilities | 250 (6.2) | 15.5 (39.4) | 2.0 [0.25–268] | 42.4 | 28.4 | 15.6 | 13.6 |
Post-traumatic stress disorders | 247 (6.1) | 21.0 (49.7) | 1.0 [0.25–322] | 53.0 | 19.8 | 7.3 | 19.8 |
Bipolar | 175 (4.3) | 11.4 (24.1) | 1.0 [0.25–143] | 52.0 | 17.7 | 18.3 | 12.0 |
Schizophrenia | 91 (2.3) | 52.2 (90.2 | 5.0 [0.25–354] | 44.0 | 6.6 | 11.0 | 38.5 |
Dysthymia/neurotic depression | 66 (1.6) | 44.7 (57.7) | 18.0 [0.25–216] | 31.8 | 12.1 | 10.6 | 45.5 |
Impulse control | 55 (1.4) | 18.6 (26.7) | 5.0 [0.25–100] | 36.4 | 16.4 | 23.6 | 23.6 |
Dementia | 18 (0.5) | 6.7 (8.1)) | 3.5 [0.25–30] | 33.3 | 33.3 | 27.8 | 5.6 |
Sexual disorders, paraphilia | 9 (0.2) | 23.9 (51.2) | 1.0 [0.25–158] | 55.6 | 0 | 22.2 | 22.2 |
Sleep, movement and eating disorders | 9 (0.2) | 41.1 (53.1) | 4.0 [0.25–144] | 33.3 | 22.2 | 0 | 44.4 |
Pervasive developmental disorders | 3 (0.1) | 0.4 (0.3) | 0.25 [0.25–0.75] | 100.0 | 0 | 0 | 0 |