Table 1 Open in new tab Patient...

Patient	1	2	3	4	5
Age (years)	48	58	49	63	43
Sex (M/F)	M	M	M	F	F
Clinical presentation	Paroxysmal AF (Y/N)	Y	Y	Y	Y	Y
Co-existing AT or flutter (Y/N)	Y	Y	Y	Y	N
Duration of symptoms (months)	12	18	42	54	12
Failed anti-arrhythmic drugs (n)	2	2	2	2	3
Comorbidities	Hypertension (Y/N)	Y	Y	N	Y	N
Other	N	OSA	N	N	N
Transthoracic echocardiography	LV systolic function	Normal	Normal	Normal	Normal	Normal
LA size	Normal	Mild	Moderate	Mild	Mild
RA size	Normal	Mild	Moderate	Normal	Normal
Prior ablation	PVI (Y/N)	N	N	Y (×2)	N	Y (×2)
CTI (Y/N)	N	N	Y	Y	Y
Linear ablation scar to IVC (Y/N)	Y	N	N	Y	N

Patient	1	2	3	4	5
Age (years)	48	58	49	63	43
Sex (M/F)	M	M	M	F	F
Clinical presentation	Paroxysmal AF (Y/N)	Y	Y	Y	Y	Y
Co-existing AT or flutter (Y/N)	Y	Y	Y	Y	N
Duration of symptoms (months)	12	18	42	54	12
Failed anti-arrhythmic drugs (n)	2	2	2	2	3
Comorbidities	Hypertension (Y/N)	Y	Y	N	Y	N
Other	N	OSA	N	N	N
Transthoracic echocardiography	LV systolic function	Normal	Normal	Normal	Normal	Normal
LA size	Normal	Mild	Moderate	Mild	Mild
RA size	Normal	Mild	Moderate	Normal	Normal
Prior ablation	PVI (Y/N)	N	N	Y (×2)	N	Y (×2)
CTI (Y/N)	N	N	Y	Y	Y
Linear ablation scar to IVC (Y/N)	Y	N	N	Y	N

Table 1

Patient demographics and clinical characteristics

Patient		1	2	3	4	5
Age (years)		48	58	49	63	43
Sex (M/F)		M	M	M	F	F
Clinical presentation	Paroxysmal AF (Y/N)	Y	Y	Y	Y	Y
	Co-existing AT or flutter (Y/N)	Y	Y	Y	Y	N
	Duration of symptoms (months)	12	18	42	54	12
	Failed anti-arrhythmic drugs (n)	2	2	2	2	3
Comorbidities	Hypertension (Y/N)	Y	Y	N	Y	N
Comorbidities	Other	N	OSA	N	N	N
Transthoracic echocardiography	LV systolic function	Normal	Normal	Normal	Normal	Normal
	LA size	Normal	Mild	Moderate	Mild	Mild
	RA size	Normal	Mild	Moderate	Normal	Normal
Prior ablation	PVI (Y/N)	N	N	Y (×2)	N	Y (×2)
	CTI (Y/N)	N	N	Y	Y	Y
	Linear ablation scar to IVC (Y/N)	Y	N	N	Y	N

Patient		1	2	3	4	5
Age (years)		48	58	49	63	43
Sex (M/F)		M	M	M	F	F
Clinical presentation	Paroxysmal AF (Y/N)	Y	Y	Y	Y	Y
	Co-existing AT or flutter (Y/N)	Y	Y	Y	Y	N
	Duration of symptoms (months)	12	18	42	54	12
	Failed anti-arrhythmic drugs (n)	2	2	2	2	3
Comorbidities	Hypertension (Y/N)	Y	Y	N	Y	N
Comorbidities	Other	N	OSA	N	N	N
Transthoracic echocardiography	LV systolic function	Normal	Normal	Normal	Normal	Normal
	LA size	Normal	Mild	Moderate	Mild	Mild
	RA size	Normal	Mild	Moderate	Normal	Normal
Prior ablation	PVI (Y/N)	N	N	Y (×2)	N	Y (×2)
	CTI (Y/N)	N	N	Y	Y	Y
	Linear ablation scar to IVC (Y/N)	Y	N	N	Y	N

AF, atrial fibrillation; AT, atrial tachycardia; CTI, cavotricuspid isthmus ablation; IVC, inferior vena cava; LA, left atrium; LV, left ventricle; OSA, obstructive sleep apnoea; PVI, pulmonary vein isolation; RA, right atrium.

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