Table 2.

Performance in the initial and retest phase on the magic tricks.

Group (n)	Number of tricks solved during the initial phase	Additionally solved tricks during the retest phase	Net performance increase (%)	Overall solution rate (%)
s_inc+ (17)	2.24 ± 0.43	1.35 ± 0.27	19.00 ± 4.09	35.88 ± 5.50
s_inc- (15)	2.66 ± 0.41	1.47 ± 0.26	20.94 ± 3.91	41.33 ± 4.96
w_inc+ (19)	2.74 ± 0.42	1.42 ± 0.26	21.64 ± 4.16	41.58 ± 5.48
w_inc- (17)	3.00 ± 0.43	1.35 ± 0.27	20.25 ± 4.01	43.53 ± 5.00