Cross-lagged associations between motivation (Quality of Life Scale [QLS] motivation, sense of purpose, and curiosity) and social functioning (QLS interpersonal relations). ***P < .001, **P < .01, *P < .05. Covariates include depression (CDSS) and psychotic symptoms (PANSS positive) at each time point, and cognition (BACS)—baseline and 12-month average. Unidirectional arrows indicate standardized regression coefficients; bidirectional arrows indicate covariances. Residuals of the autoregressive associations were allowed to covary.