[Table/Fig-4]:

Comparison of frequency domain analysis in proliferative and secretory phase

Parameters	Phase		p-value
	Proliferative	Secretory
	Mean ± SD	Mean ± SD
VLF (peak)	0.02 ± 0.008	0.02 ± 0.007	0.24
LF (peak)	0.07 ± 0.03	0.07 ± 0.02	0.88
HF (peak)	0.17 ± 0.02	0.17 ± 0.032	0.87
VLF (power)	3.08 ± 5.97	11.18 ± 21.55	0.01
LF (power)	8.06 ± 18.03	31.3 ± 71.70	0.02
HF (power)	10.5 ± 31.24	4.24 ± 9.40	0.17
VLF (power %)	26.23 ±16.30	26.66 ± 13.52	0.88
LF (power%)	48.58 ±14.96	55.44 ±11.16	0.01
HF (power%)	25.19 ±12.50	17.86 ± 6.99	p<0.001
LF/HF ratio	2.47 ± 1.49	3.54 ±1.46	p<0.001
LFnu	65.93 ± 13.93	75.82 ± 7.57	p<0.001
HFnu	34.06 ± 13.93	24.18 ± 7.57	p<0.001