Table 4 Comparison between patients treated with argon plasma coagulation (APC) and multipolar electrocoagulation (MPEC) that achieved complete reversal of Barrett's oesophagus (BO).

	APC (n = 12)	MPEC (n = 12)	p Value
Age (y) (median (range))	62 (32–78)	60 (44–67)	0.51
No of treatments (median (range))	3 (2–6)	4 (2–6)	0.48
BO length (cm) (median (range))	3.5 (2–6)	3.5 (2–6)	0.81
24 hour pH monitoring
Total time pH<4 (%), median (range)	1.3 (0–23.9)	0.3 (0–29.9)	0.56
Supine time pH<4 (%), median (range)	0 (0–47.2)	0 (0–39.6)	0.3
Upright time pH<4 (%), median (range)	0.7 (0–15.8)	0.4 (0–47.9)	0.78
No of patients with normal total pH study (%)	10 (55.6)	8 (44.4)	0.64
Abnormal	2 (33.3)	4 (66.7)
No of patients with normal supine pH study (%)	9 (45.0)	11 (55.0)	0.59
Abnormal	3 (75.0)	1 (25.0)
No of patients with normal upright pH study (%)	10 (55.6)	8 (44.4)	0.64
Abnormal	2 (33.3)	4 (66.7)
Hiatal hernia size (cm) (median (range))	3 (1–5)	2.5 (0–6)	0.97
Maintenance PPI dose (median (range))	30 (20–60)	30 (20–60)	0.87

PPI, proton pump inhibitor.