Randomized, double-blind, comparative study of dexrabeprazole 10 mg versus rabeprazole 20 mg in the treatment of gastroesophageal reflux disease

Table 1 Results of endoscopic findings

Parameters	Baseline (d 0)		After therapy (d 28)		Analysis of findings
	Dexrabeprazole 10 mg(n = 25)	Rabeprazole 20 mg(n = 25)	Dexrabeprazole10 mg (n = 25)	Rabeprazole20 mg (n = 25)	CER	TER	ARR	RRR	NNT
Patients with esophagitis[4]	21	23	8	15	0.65	0.38	0.27	42%	4
Grade A	1	7	8	11
Grade B	20	16	0	4
Grade C	0	0	0	0
Grade D	0	0	0	0
Investigator-reported improvement in endoscopic findings and healing
-Yes	NA	NA	20	15	0.652	0.952	0.30	46%	3
-No	NA	NA	1	8

NA: Not applicable; CER: Control event rate; TER: Test event rate; ARR: Absolute risk reduction; RRR: Relative risk reduction; NNT: Number needed to treat.