Table 1

Preoperative and postoperative haemodynamic data of responders and non-responders

Patient (age/sex)	Age at surgery (years)	Preoperative haemodynamic data										Postoperative haemodynamic data
		Systemic SpO₂ (%)		Qp/Qs		PAm:SAm		PVRI		RR		Systemic SpO₂ (%)	Qp/Qs	PAm:SAm	PVRI	RR
		Baseline	Post O₂	Baseline	Post O₂	Baseline	Post O₂	Baseline	Post O₂	Baseline	Post O₂	Baseline	Baseline	Baseline	Baseline	Baseline
Responders
1 (8/F)	3	95	99	2.10	4.70	0.71	0.61	3.15	1.55	0.28	0.15	98	0.80	0.28	2.40	0.13
2 (7/F)	2.6	96	99	2.40	5.00	0.71	0.65	3.72	1.76	0.20	0.1	98	1.00	0.30	2.54	0.20
3 (7/M)	4	95	99	1.80	3.88	0.69	0.67	4.21	2.53	0.29	0.02	99	0.70	0.27	1.45	0.10
Non responders
1 (8/F)*	4
	I	83	99	0.71	2.50	1.02	0.85	9.97	6.59	0.81	0.38	92	1.60	0.81	15.4	0.40
	II	94	99	2.17	2.32	0.83	0.71	7.65	6.10	0.33	0.25	92	1.60	0.81	15.4	0.47
	III	94	99	2.20	4.50	0.74	0.70	4.20	2.80	0.17	0.08	92	1.60	0.81	15.4	0.45
2 (5/F)	2	94	99	1.53	3.80	0.91	0.87	9.80	5.25	0.40	0.23	95	0.80	0.71	9.33	0.74
3 (11/M)	7	90	99	1.40	3.34	0.99	0.87	9.59	7.52	0.60	0.22	92	0.60	0.52	8.52	0.59
4 (8/M)	6	91	99	1.20	2.80	0.97	0.98	9.94	5.15	0.80	0.38	78	0.52	0.85	22.5	1.77
5 (22/M)	9	93	96	1.20	2.53	1.02	0.77	9.50	4.20	0.80	0.40	96	0.70	1.02	21.8	0.83
6 (13/M)	13	89	99	0.90	3.56	0.93	0.93	11.4	2.79	0.60	0.20	95	1.20	0.76	22.9	0.59
7 (14/F)	9	88	99	1.10	3.34	0.88	0.85	7.70	3.36	0.59	0.22	94	1.40	0.91	16.0	0.83
8 (10/F)	7	89	98	1.10	2.54	0.85	0.81	19.6	7.00	0.60	0.20	96	1.77	0.63	11.7	1.17
9 (42/M)	39	92	99	0.90	3.36	0.95	1.10	18.8	8.78	0.87	0.28	96	0.90	0.70	20.6	0.68
10 (31/M)	28	95	99	1.17	2.66	0.76	0.72	7.80	5.00	0.50	0.30	95	1.20	0.70	18.5	0.51
11 (37/F)	13	89	92	1.67	2.50	0.88	0.75	9.50	6.20	0.60	0.30	93	0.70	0.89	34.3	1.04
12 (6/F)	2.6	88	96	0.855	1.96	0.91	0.83	9.06	3.145	0.58	0.25	96 (PO)	Died	Died	Died	Died

*A child who underwent three preoperative catheterisation preoperatively.
PAm:SAm, ratio of pulmonary to systemic mean pressure; PO, pulse oximetry; PVRI, pulmonary vascular resistance index; Qp/Qs, pulmonary to systemic blood flow ratio; RR, resistance ratio.