Table 2a. Attention test results.

	PCR+	PCR	P PCR+/PCR−	P PCR−/C	P PCR+/C	Patients	Controls	P P/C
D2 errors	6.1±4.1	7.9±5.5	0.679	0.168	0.495	6.7±4.5	4.4±3.1	0.233
D2 items	282.7±58.8	266.0±68.0	0.594	0.002	0.000	277.1±60.1	388.8±66.8	0.000
Attention shift RT sec	1,205.4±778.5	1,076.5±133.3	0.679	0.011	0.023	1,162.4±631.4	787.1±201.7	0.003
Attention shift errors	3.8±3.9	3.0±1.9	0.953	0.240	0.241	3.5±3.3	1.9±2.2	0.140
Intermodal comparison RT	732.6±387.1	651.6±324.6	0.679	0.004	0.000	705.6±357.7	427.9±51.2	0.000
Intermodal comparison misses	4.0±5.4	2.8±3.8	0.859	0.179	0.060	3.6±4.9	0.3±0.5	0.041
Intermodal comparison errors	3.8±6.7	3.0±2.8	0.859	0.179	0.165	3.5±5.6	0.7±1.0	0.089
Incompatibility RT sec	716.2±407.9	565.5±53.3	0.768	0.006	0.009	665.9±336.5	454.8±62.9	0.001
Incompatibility errors	5.4±4.2	10.2±13.9	0.859	0.179	0.027	7.0±8.5	1.9±1.9	0.019
Go/NoGo RT sec	518.6±92.0	493.9±70.4	0.768	0.313	0.135	510.4±83.7	468.8±113.6	0.101
Go/NoGo errors	0.6±1.3	2.4±1.5	0.019	0.040	0.698	1.2±1.6	0.9±1.7	0.520
Go/NoGo misses	0.6±1.0	0.8±1.3	0.953	0.354	0.241	0.7±1.1	0.1±0.3	0.175
Div. attention RT sec	765.7±94.1	742.5±84.1	0.859	0.660	0.165	757.9±88.6	705.9±63.5	0.202
Div. attention errors	4.1±3.0	3.4±3.7	0.513	0.905	0.220	3.9±3.1	3.6±4.7	0.338
Div. attention misses	5.8±4.6	8.8±7.0	0.513	0.032	0.036	6.8±5.4	2.6±2.0	0.008
Alertness RT sec	423.7±148.8	410.8±222.7	0.768	0.011	0.000	419.4±168.6	266.6±29.0	0.000
Phasic alertness	0.16±0.21	0.01±0.09	0.254	0.495	0.165	0.1±0.2	0.04±0.08	0.495
Working memory RT	741.2±238.3	807.7±148.0	0.371	0.006	0.068	763.3±209.4	594.0±122.6	0.007
Working memory errors	2.5±1.9	5.0±3.7	0.206	0.109	0.452	3.3±2.8	2.0±2.2	0.175
Working memory misses	4.7±3.9	2.6±0.9	0.594	0.006	0.002	4.0±3.3	0.8±1.6	0.000
Attention test sum score	0.44±0.19	0.46±0.12	0.859	0.001	0.001	0.44±0.16	0.19±0.12	0.000

Div, divided; RT, reaction time.

Significance level according to Bonferroni–Holm (P<0.002).

Bold values are significant.