Table 2

Data before and after stent implantation

Before stent implantation					Follow up catheterisation		Follow up
Patient number	CoA size (mm)	SPG (mm Hg)	CoA size (mm)	Stent type	SPG (mm Hg)	Time (months)	CoA size (mm)	SPG (mm Hg)	SBPG (arm/leg, mm Hg)	Period (months)
1	2.5	45	6	P 154	5	–	–	–	15	10
2	5	40	13	P 4014	4	36	13	6	10	35
3	7	25	17	P 4014	0	18	16	0	5	39
4	6	35	15	P 4014	2	30	15	4	5	40
5	5	40	14	P 4014	0	30	14	6	8	28
6	7	25	15	P 4014	0	18	15	5	7	34
7	5	65	13	P 308	5	72	14	10	15	82
8	2.5	120	12	P 308	5	–	–	–	8	11
9	4	80	13	P 308	5	30	13	6	12	49
10	6	30	14	P 4014	5	18	13	4	7	33
11	6	35	16	P 4014	0	24	15	0	0	31
12	7	30	15	P 4014	0	36	15	0	5	35
13	5	45	14	P 4014	0	–	–	–	5	13
14	4	70	14	P 308	5	36	13	6	8	45
15	5	65	16	P 4014	0	42	16	0	4	32
16	2.5	60	15	P 308	0	–	–	–	0	10
17	5	40	15	P 4014	0	24	15	0	0	29

Mean	5.1	50	13.9		2.1	30^2-150	14.4	3.6	6.7	33^2-150
SD or (range)	1.5	24.5	2.4		2.4	(18 to 72)	1.2	3.3	4.6	(10 to 82)

Statistical analysis was performed comparing the coarctation diameter and systolic pressure gradient before and after implantation.
↵2-150 Median value.
BP, blood pressure; CoA, coarctation of the aorta; P, Palmaz; SBPG, systolic blood pressure gradient; SPG, peak systolic gradient.