BMC Psychology

Table 5 Effect estimates for saturated (0.c) 1 and best-fitting models (7.1) of correct choices in the PRLT (controlling for Group)

From: Decision-making inflexibility in a reversal learning task is associated with severity of problem gambling symptoms but not with a diagnosis of substance use disorder

Fixed effects	Saturated model			Best-fitting model
Fixed effects	OR	CI	p	OR	CI	p
Intercept	1.49	1.27–1.74	< 0.001	1.49	1.27–1.74	< 0.001
Log-trial	1.18	1.09–1.28	< 0.001	1.18	1.09–1.28	< 0.001
Phase C1	0.85	0.79–0.93	< 0.001	0.85	0.79–0.93	< 0.001
Phase C2	0.77	0.70–0.83	< 0.001	0.77	0.70–0.83	< 0.001
Phase C3	0.89	0.82–0.97	0.007	0.89	0.82–0.97	0.007
Group	1.02	0.82–1.27	0.849	1.02	0.82–1.27	0.849
SOGS	0.92	0.80–1.05	0.234	0.95	0.85–1.06	0.363
Log-trial × C1	0.97	0.92–1.01	0.158	0.97	0.92–1.01	0.153
Log-trial × C2	1.04	1.00–1.09	0.075	1.04	1.00–1.09	0.075
Log-trial × C3	1.09	1.04–1.14	< 0.001	1.09	1.04–1.14	< 0.001
Group × C1	1.01	0.88–1.16	0.870	1.01	0.88–1.16	0.869
Group × C2	1.07	0.93–1.23	0.337	1.07	0.93–1.23	0.342
Group × C3	1.16	1.01–1.33	0.039	1.16	1.01–1.33	0.039
Log-trial × SOGS	0.97	0.90–1.05	0.440
SOGS × C1	0.96	0.90–1.03	0.258	0.96	0.90–1.03	0.261
SOGS × C2	0.92	0.86–0.99	0.019	0.92	0.86–0.99	0.018
SOGS × C3	0.95	0.89–1.02	0.160	0.95	0.89–1.02	0.163
Log-trial × SOGS × C1	0.99	0.95–1.04	0.776
Log-trial × SOGS × C2	1.04	0.99–1.09	0.119
Log-trial × SOGS × C3	0.99	0.94–1.04	0.651
Random effects
σ²	3.29
τ₀₀	0.13_Participant
τ₁₁	0.05_{Log-trial\|Participant}
ρ₀₁	1.00
ICC	0.05
N	50

Significant p values are in italics

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