Table 5.

Results of the neurocognitive tests performed by schizophrenia patients and healthy controls and comparison between the groups (Student's t‐test)

	Patients	Healthy controls	Patients versus healthy controls (t‐test) p values
TMT(A) (s)	39.35 ± 15.74	28.80 ± 9.61	.039
TMT(B) (s)	97.06 ± 45.42	61.75 ± 25.81	.022
TMT(B)–TMT(A)	59.19 ± 35.43	32.37 ± 21.07	.031
TMT(B)/TMT(A)	2.62 ± 0.94	2.16 ± 0.67	.172
CT (sum score)	59.67 ± 17.34	68.50 ± 14.75	.150
LNS (sum score)	18.60 ± 2.23	20.93 ± 1.77	.005*
LNS (longest sequence)	4.80 ± 0.94	5.64 ± 0.75	.013
CBT—forward	7.93 ± 1.28	9.00 ± 2.04	.100
CBT—backward	8.13 ± 3.89	8.50 ± 1.61	.750
RVDLT valid recognitions	59.53 ± 20.33	81.21 ± 13.63	.002*
RVDLT—errors	10.00 ± 6.19	7.14 ± 6.73	.240
z‐composite score	−0.34 ± 0.70	0.36 ± 0.45	.003*

Notes: Values are given as mean ± SD. *Significant results after Bonferroni correction (p < .0083).

Abbreviations: CBT, Corsi block‐tapping task; CT, Number‐symbol coding task; LNS, Letter–Number Span; RVDLT, Rey Visual Design Learning Test; TMT(A), Trail‐Making Test (A); TMT(B), Trail‐Making Test (B).