Table I.

Results of the study for study arm and placebo arm

Variable	Study arm	Placebo arm	OR	95% CI	Value of p
Patients who qualified for the study, n	139	139
Patients who completed the study, n	22	25
Diarrhoea occurrence (development of disease after first symptoms and treatment) (%)	9	36	0.18	0.03–0.94	0.041
≥ 3 stools a day (%)	4.5	28	0.12	0.01–1.09	0.0516
Subjective impression of symptoms negatively impairing the trip (%)	91	98	4.71	0.88–25.22	0.0786
Medical help sought for diarrhoea symptoms (%)	4.5	8	0.22	0.02–2.03	1.00
Subjective impression of medication being efficacious (%)	72.7	32	5.67	1.61–19.97	0.0084
Subjective impression of presence of mucus, pus, or blood in stool (%)	4.5	12	0.35	0.03–3.63	0.6115
T > 37°C (%)	13.5	12	1.16	0.21–6.43	1.00
Symptoms after return home (%)	4.5	16	0.25	0.03–2.43	0.3525
Subjective impression of symptoms negatively impairing the trip – mild degree (%)	4.5	24	0.15	0.02–1.37	0.102
Subjective impression of symptoms negatively impairing the trip – severe degree (%)	4.5	8	0.55	0.05–6.49	1.00