Table 3.

Endothelial function across oral contraceptive phases in group VLD and group LD

	Group VLD (n=11)			p value	Group LD (n=11)		p value
	Active	EE	Pill-free		Active	Pill-free
Baseline FMD diameter, mm	3.15±0.14	3.19±0.12	3.21±0.11	.560	3.16±0.13	3.18±0.13	.193
FMD, % change	5.86±0.63	8.92±0.47*	6.56±0.70	.001	9.02±0.72	7.33±0.84	.029
TTP, s	58±8	50±7	59±11	.747	47±6	48±5	.851
Shear rate TTP AUC, velocity/diameter	6275±479	6237±556	6761±652	.533	6022±495	6604±544	.151
Normalized response, % FMD/shear rate TTP AUC	0.0010±0.0017	0.0016±0.0002*	0.0011±0.0002	.006	0.0016±0.0001	0.0011±0.0001	.030
Baseline NTG diameter, mm	3.14±0.13	3.21±0.13	3.21±0.12	.219	3.13±0.13	3.17±0.13	.115
NTG, % change	20.56±1.96	20.97±1.91	20.22±1.58	.840	23.29±1.75	22.60±1.99	.565

Values are means±SE.

^*Significantly different from active and pill-free phases.