. Author manuscript; available in PMC: 2012 Jan 1.

Published in final edited form as: J Cardiovasc Electrophysiol. 2010 Aug 30;22(1):16–22. doi: 10.1111/j.1540-8167.2010.01876.x

TABLE 3.

Recurrence Predictors Following Ablation for 120 Patients with Pre- and Postablation Assessment of Left Atrial Fibrosis and Scarring

	Utah Stage 1 (<5%) (N = 10) No Recurrence	Utah Stage 2 (5–20%) (N = 71)		Utah Stage 3 (20–35%) (N = 23)		Utah Stage 4 (>35%) (N = 16)
	Utah Stage 1 (<5%) (N = 10) No Recurrence	Hazard Ratio	P-value	Hazard Ratio	P-value	Hazard Ratio	P-value
Age		1.01	0.74	0.80	0.03	0.97	0.60
AF type		0.55	0.22	1.3	0.76	1.13	0.90
LA volume		1.01	0.01	1.0	0.86	0.99	0.49
Pulmonary veins encircled		0.43	0.03	5.33	0.10	0.54	0.43
Posterior wall scarring		1.0	0.84	0.63	0.03	0.99	0.92