Table 1

Cardiac catheterisation details

Patient number	Year of birth	Age at first surgery (days)	Catheter data				Outcome
Patient number	Year of birth	Age at first surgery (days)	PA	PCW	LVEDP	Age (years)	Outcome
LVEDP, left ventricular end diastolic pressure (mm Hg); NYHA, New York Heart Association; PA, mean pulmonary artery pressure (mm Hg); PCW, mean pulmonary capillary wedge pressure (mm Hg).
1	1997	3	63	34	40	1	Died at 4 years
2	1991	15	60	30	30	9	NYHA III
3	1993	16	45	23	26	5	NYHA III
4	1995	2	48	22	31	6	NYHA III