Table 2.

Percentage of participants with cognitive biases (speech illusions, facial recognition processing deficit (BFR), and jumping to cbias (DTD) according to clinical group and cannabis use

	Group				Cannabis use
	FEP	Siblings	Controls	χ2; p	Daily	Occasional	Never	χ2; p
Speech illusion	27.6	24.6	18.8	17.83;<0.001	21	14.7	27.7	39.99;<0.001
BFR	36.1	24.6	21.8	17.67;<0.001	24.2	20.6	31	23.32;<0.001
DTD	56.5	50.7	45.6	17.83;<0.001	48.8	39.2	57	51.91;<0.001

BFR, Benton facial recognition; DTD, drawing to decision.