Table 1 Effect Sizes for RCTs of CET and SST in Schizophrenia

Eack et al. 2009 [39]

RCT

CET vs enriched supportive therapy

.82^a, 1.53^b social adjustment (SAS-II);

1.08^a, 1.55^b social cognition

Wojtalik et al. 2021 [40]

RCT

CET vs enriched supportive therapy

.74^a role functioning

Bartels et al. 2014 [41]; Mueser et al. 2010 [42]

RCT

HOPES (SST) vs TAU

.20^a, .29^b,.08^c social functioning (SBS)

.25^a, .32^b, .25^c independent living (ILSS)

.44^a, .37^b, .26^c community functioning (Multnomah CAS)

.54 ^a, .53^b, .27^c negative symptoms (SANS)

.51 ^a, .45^b, .27^c social competence (UPSA)

Kurtz et al. 2008 [23]

Meta-analysis of RCTs

SST vs TAU

.47 negative symptoms

.41 psychosocial functioning

Turner et al. 2018 [24]

Meta-analysis of RCTs

SST vs TAU

.32 (PANSS)

.19 (negative symptoms)

.41 (social competence)