Table 2.

Descriptive statistics of dependent measures

	pre_T1	pre_T2	post_T1	post_T2
n = 37
Oddball task
Hit rate M (%)	95.8 ± 1.0	94.3 ± 1.4	94.9 ± 1.5	93.5 ± 1.7
Hit rate C (%)	91.6 ± 2.4	92.8 ± 1.8	94.5 ± 1.4	93.1 ± 1.0
Reaction time M (ms)	375.4 ± 14.4	371.6 ± 18.2	343.3 ± 15.3	344.4 ± 14.5
Reaction time C (ms)	387.7 ± 20.9	412.1 ± 19.9	354.0 ± 12.9	373.9 ± 17.7
P3 amplitude M (μV)	21.54 ± 1.69	25.33 ± 1.46	26.43 ± 1.46	26.52 ± 1.40
P3 amplitude C (μV)	22.12 ± 1.86	22.58 ± 1.87	21.77 ± 1.76	21.83 ± 1.80
n = 44
Log-transformed power
Theta power M	2.56 ± 0.040	2.56 ± 0.046	2.57 ± 0.041	2.61 ± 0.056
Theta power C	2.48 ± 0.044	2.51 ± 0.044	2.53 ± 0.062	2.52 ± 0.047
Alpha power M	2.92 ± 0.049	3.05 ± 0.074	2.91 ± 0.044	2.92 ± 0.092
Alpha power C	2.88 ± 0.077	2.66 ± 0.086	2.90 ± 0.089	2.65 ± 0.085
Beta power M	2.11 ± 0.043	2.05 ± 0.050	2.09 ± 0.054	2.08 ± 0.059
Beta power C	1.97 ± 0.045	1.94 ± 0.052	2.05 ± 0.072	1.93 ± 0.060
Theta PSI
Frontal PSI M	0.48 ± 0.029	0.55 ± 0.019	0.50 ± 0.031	0.55 ± 0.019
Frontal PSI C	0.46 ± 0.028	0.55 ± 0.016	0.47 ± 0.029	0.50 ± 0.022
Frontal-parietal PSI M	0.26 ± 0.011	0.29 ± 0.010	0.27 ± 0.012	0.29 ± 0.014
Frontal-parietal PSI C	0.25 ± 0.012	0.27 ± 0.008	0.24 ± 0.012	0.28 ± 0.014
Frontal-occipital PSI M	0.51 ± 0.021	0.56 ± 0.017	0.50 ± 0.021	0.53 ± 0.016
Frontal-occipital PSI C	0.49 ± 0.017	0.56 ± 0.010	0.50 ± 0.016	0.55 ± 0.010

Note: Values are presented as mean ± SE.

pre_T1, pre-training, T1 condition; pre_T2, pre-training, T2 condition; post_T1, post-training, T1 condition; post_T2, post-training, T2 condition.

M means meditation group and C means control group.