New Findings What is the topic for this review? We discuss the dichotomization of
continuous‐level physiological measurements into 'responders' and 'non‐responders' when …

Several evidence-based treatments for posttraumatic stress disorder (PTSD) are
recommended by international guidelines (eg, APA, NICE). While their average effects are in …

Practitioners and researchers alike assume that there is individual variability in the effects of
treatments for mental disorders. However, for psychotherapy, up to now this assumption has …

Meta‐analyses are often used to estimate the relative average values of a quantitative
outcome in two groups (eg, control and experimental groups). However, they may also …

The widely acknowledged homogeneity assumption limits progress in refining clinical
diagnosis, understanding mechanisms, and developing new treatments for mental health …

Importance An assumption among clinicians and researchers is that patients with
schizophrenia vary considerably in their response to antipsychotic drugs in randomized …

Detecting Heterogeneity of Intervention Effects Using Analys... : Epidemiology Detecting
Heterogeneity of Intervention Effects Using Analysis and Meta-analysis of Differences in Variance …

Intranasal oxytocin (OT) has been suggested as a putative adjunctive treatment for patients
with schizophrenia and autism spectrum disorders (ASD). Here, we examine available …

Objectives To investigate if the treatment effect of antidepressants in patients with
depression substantially varies in each patient (patient-by-treatment interaction or treatment …

Noninvasive brain stimulation methods such as transcranial magnetic stimulation (TMS) and
transcranial direct current stimulation (tDCS) are promising add-on treatments for a number …