Publications by authors named "Isaias M Contreras"

Sleep disturbance is a major component of posttraumatic stress disorder (PTSD). The role of circadian disruption is largely overlooked, though many PTSD studies collect proxy markers of circadian timing. This individual participant data (IPD) meta-analysis examined the correlation between sleep timing / chronotype and PTSD severity among individuals diagnosed with PTSD, the standardized mean difference in sleep timing / chronotype for individuals with and without PTSD, and moderators of these relationships.

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Objective: Anger rumination and imagined violence, in the context of anger/aggression proclivity, are examined for their direct and conjoint associations with violent behavior by psychiatric patients.

Method: A secondary analysis of data from the MacArthur Violence Risk Study was conducted with 1136 acute civil commitment patients, assessed during hospitalization and after hospital discharge. Anger/aggression proclivity was assessed with the Brief Psychiatric Rating Scale hostility subscale, anger rumination was indexed using items from the Novaco Anger Scale, and imagined violence was measured with Grisso's Schedule of Imagined Violence.

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Essential steps in the provision of health care for women exposed to intimate partner violence (IPV) are screening and referral for specialized services, as might occur in primary care settings. Prior to participating in a cross-disciplinary IPV training program, medical care ( = 223) and social/behavioral practitioners ( = 197) completed a survey that ascertained current practices, provisions, and perceived barriers related to IPV screening and referral. Roughly half of the study participants did not routinely screen their patients/clients for IPV, with no differences for the professional groupings.

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