Skip to main content

Table 7 The mediating effect of moral cognition on homicide, seriousness of violence and reactive-instrumental violence

From: Moral cognition, the missing link between psychotic symptoms and acts of violence: a cross-sectional national forensic cohort study

n = 55

Homicide

 

C1 direct effect of X (SAPS) on Y before mediation

  

C2 direct effect of X (SAPS) on Y after mediation

  

A: indirect effect on X (SAPS) on Y mediated via M (Expert rated morality)

  

B: direct effect of M (Expert Rated Morality) on Y adjusted for X (SAPS)

  

R2

p

Unstandardized effect size

95% CI

Unstandardized effect size

95% CI

Unstandardized effect size

95% CI

Unstandardized effect size

95% CI

M is loyalty-betrayal, Y is homicide

 X = Persecutory delusions

.320

.000

-.260

-.534

.013

-.498

-.860

-.136

.163

.015

.456

.555

.185

.926

 X = Delusions involving doubles

.215

.007

.438

.0188

.858

.384

-.042

.811

.070

-.004

.239

.292

.008

.576

M is loyalty-betrayal, Y is seriousness of violence

 X = Persecutory delusions

.140

.019

-.140

-.395

.113

-.240

-.493

.012

.099

.013

.265

.339

.083

.595

 X = Delusions involving doubles

.109

.048

.268

-.054

.592

.212

-.109

.534

.056

-.001

.185

.235

-.017

.488

M is fairness-injustice, Y is Cornell’s instrumental-reactive aggression

 X = Persecutory delusions

.259

.000

-.137

-.282

.008

-.062

-.199

.074

-.074

-.172

-.013

-.263

-.406

-.121

 X = Somatic delusions

.253

.000

-.075

-.32

.177

.075

-.157

.308

-.151

-.255

-.068

-.297

-.441

-.153

 X = Delusions of mind reading

.250

.000

-.043

-.302

.215

.052

-.179

.284

-.096

-.268

.063

-.029

-.429

-.149

 X = Somatic/tactile hallucinations

.251

.000

-.042

-.289

.205

.055

-.165

.277

-.098

-.239

.019

-.290

-.430

-.150

M is loyalty-betrayal, Y is Cornell’s instrumental-reactive aggression

 X = Persecutory delusions

.249

.000

-.137

-.282

.008

-.063

-.201

.074

-.073

-.170

-.015

-.250

-.389

-.110

M is authority, Y is Cornell’s instrumental-reactive aggression

 X = Religious delusions

.096

.071

.041

-.098

.180

-.068

-.234

.097

.109

.105

.243

.205

.024

.386

 X = Command hallucinations

.120

.036

.164

.020

.308

.115

-.045

.276

.048

-.018

.150

.186

-.054

.272

  1. Bold: confidence interval does not move from positive to negative