Table 4

Rank correlation between behavioural measures and clinical variables for the patient group^* (n = 22)

Correlations	Spearman’s rho	p value
% of correct responses and clinical variables
BPRS score	−0.213	0.354
PANSS, negative symptoms	−0.339	0.123
PANSS, positive symptoms	−0.221	0.324
PANSS, thought disorder	0.004	0.988
Medication^†	0.062	0.785
Illness duration	0.143	0.524
Adjusted latency of correct responses and clinical variables
BPRS score	0.091	0.695
PANSS, negative symptoms	0.226	0.312
PANSS, positive symptoms	0.221	0.323
PANSS, thought disorder	0.280	0.219
Medication^†	−0.099	0.661
Duration of illness	−0.143	0.526

BPRS = Brief Psychiatric Rating Scale; PANSS = Positive and Negative Syndrome Scale.
↵* The behavioural measures were those obtained with the incorrect stimulus and averaged across the lexical, semantic, syntactic and discourse conditions.
↵† Chlorpromazine equivalent.