TABLE 2.

Distribution of clinical manifestations 0-6 and 7-12 months after Roux-en-Y gastric bypass

Clinical manifestations	Postoperative period				χ*	p**
	0-6 months		7-12 months
	n	%	n	%
Diarrhea	1	50.0	1	50.0	0.046	0.83
Nausea	13	76.5	4	23.5	3.513	0.06
Vomiting	7	63.6	4	36.4	0.215	0.64
Gastroesophageal reflux	6	85.7	1	14.3	2.596	0.22***
Postprandial distension	7	87.5	1	12.5	3.416	0.12***
Abdominal pain	8	88.9	1	11.1	4.287	0.06***
Dumping syndrome	3	60.0	2	40.0	0.015	0.90

n=number of patients;

^*Pearson's chi-square test;

^**p-value;

^*** Fisher's exact test