Table 2.

Cognitive estimation performance

CET-A variable	Patients (N = 55)		Controls (N = 55)		Statistics a  (df = 108)
	Mean	SD	Mean	SD	T	P
Adjusted sum score	9.64	3.89	5.84	3.43	5.431	<0.001**
No. of very extreme estimates	2.29	1.36	0.98	1.01	5.743	<0.001**
Mean Z-score	0.26	0.75	0.23	0.47	0.278	0.781

^aIndependent samples t-test, applying a Bonferroni-corrected P threshold of 0.017.

^**Highly significant at the P < 0.001 level (one-tailed).