Does delayed gastric emptying shorten the H pylori eradication period? A double blind clinical trial

Table 1 Summary of drug regimens administered double-blindly for 6 groups

Group	Quadrupletherapy	Pretreatment withomeprazole for 2 d	Sugar(10% sucrose)	Levodopa(Sinemet)	Placebofor sugar	Placebofor levodopa	Durationof treatment
1	√	√	√	√			3
2	√	√	√			√	3
3	√	√	√	√			7
4	√	√	√			√	7
5	√	√			√	√	7
6	√	√			√	√	14

Table 2 Comparison of the frequencies of peptic ulcer symptoms before and two months after initiation of intervention

	Pyrosis		Abdominal pain		Night awakening pain		Flatulence		Early hungriness		Early satiety		Fullness		Severe weight loss
	Beforetherapy	Aftertherapy	Beforetherapy	Aftertherapy	Beforetherapy	Aftertherapy	Beforetherapy	Aftertherapy	Beforetherapy	Aftertherapy	Beforetherapy	Aftertherapy	Beforetherapy	Aftertherapy	Beforetherapy	Aftertherapy
Group 1 (SL3)	12	0	16	0	11	0	11	4	13	1	6	1	11	2	4	0
Group 2 (SP3)	9	2	16	2	12	0	10	0	11	2	5	0	12	2	1	0
Group 3 (SL7)	11	3	16	3	15	0	10	1	12	2	7	0	15	4	5	2
Group 4 (SP7)	10	4	16	5	8	1	12	3	7	0	8	0	13	5	4	0
Group 5 (PP7)	14	2	12	2	9	0	13	2	8	1	7	0	14	3	4	0
Group 6 (PP14)	7	3	16	4	8	1	10	2	11	2	4	1	11	3	3	2

Group 1: Quadruple Therapy + Sugar (S) + Levodopa (L) for 3 d; Group 2: Quadruple Therapy + Sugar + Placebo (P) for 3 d; Group 3: Quadruple Therapy + Sugar + Levodopa for 7 d; Group 4: Quadruple Therapy + Sugar + Placebo for 7 d; Group 5: Quadruple Therapy + Placebo + Placebo for 7 d; Group 6: Quadruple Therapy + Placebo + Placebo for 14 d.