Table 2.

MORBIDITY IN THE LAP AND OPEN GROUP.

Cause of acute abdomen	N. of patients		Morbidity (%)		Chi-square (p-value)
	Lap	Open	Lap	Open
Small bowel emergency	13	16	7.7	18.7	0,25<p<0,9
Colonic acute disease or obstruction	31	36	12,9	19,4	0,25<p<0,9
Appendicitis	9	8	0	25	0,05<p<0,1
Ventral or groin hernia	2	2	0	0	p>0,9
Gastro-duodenal ulcer disease	3	3	0	0	p>0,9
Cholecystitis	17	19	0	10,5	0,1<p<0,25