Table 4.

Data quality metrics measuring the amount of EEG data that is retained post-processing compared for HAPPE and alternative approaches.

Filename	Percent independent components rejected								Percent variance kept after rejection
	HAPPE	ICA	Manual	ASR	ADJUST	SASICA	FASTER	FASTER-MARA	HAPPE	ICA	Manual	ASR	ADJUST	SASICA	FASTER	FASTER-MARA
baselineEEG01	50	97.37	92.11	82.86	26.32	44.74	5.26	94.44	48.28	1.90	4.21	50.59	85.90	63.13	96.10	4.17
baselineEEG04	38.89	80.56	72.22	64.10	38.89	38.89	2.70	63.89	80.39	37.85	52.92	80.30	95.08	80.10	97.55	21.87
baselineEEG05	37.14	45.71	37.14	53.85	8.57	20.00	5.26	38.89	79.08	74.28	77.48	69.27	78.61	87.49	93.89	80.12
baselineEEG06	2.94	82.35	82.35	81.58	17.65	26.47	2.63	70.27	98.07	52.89	26.15	37.97	96.44	89.65	96.53	55.86
baselineEEG07	2.78	97.22	100	86.49	11.11	11.11	5.41	85.71	99.13	2.50	0	18.88	95.42	91.87	89.00	24.91
baselineEEG08	75.76	96.97	87.88	83.78	15.15	18.18	2.70	83.33	43.67	8.86	22.28	43.02	74.07	86.66	93.28	16.89
baselineEEG09	71.43	97.14	74.29	79.49	62.86	22.86	2.70	86.11	24.25	7.56	30.38	33.58	78.77	77.17	93.28	16.26
baselineEEG10	43.75	78.13	53.13	61.54	53.13	56.25	2.70	83.33	83.82	23.12	70.68	49.18	84.13	62.04	93.40	17.93
baselineEEG11	35.48	90.32	48.39	74.36	16.13	19.35	2.70	75.00	85.15	37.73	59.9	42.41	79.79	89.89	95.75	41.54
baselineEEG12	62.86	97.14	88.57	94.44	54.29	37.14	2.63	94.59	35.67	1.33	11.89	13.53	96.86	75.96	94.46	2.39
Dataset average	42.10	86.29***	73.61*	76.25**	30.41	29.50	3.47**	77.56**	67.75	24.80***	35.59*	43.87*	86.51*	80.40	94.32*	28.19**

^*p < 0.05.

^**p < 0.01.

^***p < 0.001. Significant differences between approaches where HAPPE shows the more favorable result are bolded.