Table 1.

Incidence and mortality of esophageal adenocarcinoma after radiofrequency ablation therapy.

Baseline histology	Patient-years of follow-up	Incident EAC cases, n	EAC incidence rate per 1000 person-years, [95%CI]	Deaths from EAC, n	EAC mortality rate per 1000 person-years, [95%CI]
Nondysplastic Barrett’s esophagus	6279	3	0.5 [0.2–1.4]	0	0 [0–0.6]
Indefinite dysplasia	959	2	2.1 [0.3–7.5]	0	0 [0–3.8]
Low grade dysplasia	2802	11	3.9 [2.0–7.0]	0	0 [0–1.3]
High grade dysplasia	2782	84	30.2 [24.1–37.4]	6	2.2 [0.8–4.7]
Total, nonmalignant	12 822	100	7.8 [6.3–9.5]	6	0.5 [0.2–1.0]
Intramucosal adenocarcinoma	498	--	--	2	4.0 [0.5–14.5]
Invasive adenocarcinoma	163	--	--	0	0 [0–22.6]
Total	13 483	--	--	8	0.6 [0.3–1.2]

EAC, esophageal adenocarcinoma; CI, confidence interval.