Table 8. The values of the Bhattacaryya criterion, C_B, with its ranks per group of signals to separate preterm and term, early and all EHG records of the TPEHG DB.

TPEHGT DS
Signal	Early records (140 preterm / 143 term)
	Band B0		Band B1			Band B2			Band B3
	SE	MF	SE	MF	PA	SE	MF	PA	SE	MF	PA
S2 (p)	0.206	0.156	0.161	0.622	0.031	0.044	0.127	0.837	0.192	0.004	≤1−3
S3 (p)	≤1−3	0.006	≤1−3	0.582	≤1−3	≤1−3	≤1−3	0.327	0.163	0.003	≤1−3
S2 (CB)	0.011	0.036	0.005	0.002	0.021	0.002	0.004	0.014	0.005	0.010	0.011
S3 (CB)	0.011	0.021	0.002	0.002	0.033	0.003	0.005	0.083	0.003	0.012	0.007
S2 (CB rank)	10	2	14	22	5	21	16	6	15	11	8
S3	9	4	19	20	3	18	13	1	17	7	12
Signal	All records (256 preterm / 262 term)
	Band B0		Band B1			Band B2			Band B3
	SE	MF	SE	MF	PA	SE	MF	PA	SE	MF	PA
S1 (p)	≤1−3	0.089	0.551	0.011	≤1−3	≤1−3	≤1−3	0.011	≤1−3	0.384	≤1−3
S2 (p)	≤1−3	0.025	≤1−3	≤1−3	0.109	≤1−3	0.059	0.395	≤1−3	0.413	≤1−3
S3 (p)	≤1−3	≤1−3	0.009	≤1−3	0.006	0.019	≤1−3	0.002	0.007	0.885	≤1−3
S1 (CB)	≤1−3	0.003	≤1−3	≤1−3	0.066	0.002	≤1−3	0.222	0.005	0.004	0.033
S2 (CB)	≤1−3	0.002	0.004	≤1−3	≤1−3	0.003	≤1−3	0.017	0.006	≤1−3	≤1−3
S3 (CB)	≤1−3	0.009	0.003	≤1−3	0.030	≤1−3	≤1−3	0.066	0.002	0.002	≤1−3
S1 (CB rank)	30	12	23	29	2	17	26	1	9	10	4
S2	31	18	11	22	25	13	27	6	8	19	32
S3	24	7	14	21	5	28	20	3	15	16	33

Those p values ≤ 1⁻³ and the ranks of the first 11 features according to C_B per group of signals are in bold.