Characteristics of glucose change in diabetes mellitus generalized through continuous wavelet transform processing: A preliminary study

Table 3 Comparison of frequency on the contour map treated by a continuous wavelet transform between the type 1 diabetes mellitus and type 2 diabetes mellitus groups, n = 356

Time zone	Position	Frequency zone	T1DM group			T2DM group			P value
			Min	Median	Max	Min	Median	Max
Midnight
	P9	Super-high	106	108	108	106	107	108	0.433
	P1	High	61	75	85	61	73	80	0.006
	P4	Middle	39	45	53	38	45	56	0.265
	P12	Low	29	30.5	38	28	32	36	0.634
	P13	Low	29	30	36	27	31	35	0.965
Daytime
	P10	Super-high	106	108	108	106	107	108	0.100
	P2	High	66	75	84	59	74	81	0.088
	P5	Middle	37	45	50	37	44	51	0.418
	P6	Middle	33	45.5	58	37	44	51	0.005
	P7	Middle	35	45	54	33	44	57	0.225
	P14	Low	25	30	33	18	30	35	0.895
	P15	Low	25	30	32	17	30	37	0.885
	P16	Low	25	30.5	33	20	30	36	0.725
Night
	P11	Super-high	107	108	108	105	107	108	0.004
	P3	High	65	75	85	59	74	86	0.104
	P8	Middle	36	45	54	37	44	53	0.893
	P17	Low	25	28.5	33	17	29	36	0.395
	P18	Low	26	33	35	17	31	37	0.166

Max: Maximum; Min: Minimum; T1DM: Type 1 diabetes mellitus; T2DM: Type 2 diabetes mellitus.