Table 3. Comparison between irritable bowel syndrome (IBS) types with anxiety and risk factors.

Variable	IBS with constipation					IBS with diarrhea				IBS with mixed type					Uknown diagnosis type				I don’t know
	N	%				N	%			N	%				N	%			N	%
How long have you been diagnosed with IBS?
Less than a year	7	17.9%				2	12.5%			11	17.5%				6	22.2%			5	15.6%
5 Years	11	28.2%				10	62.5%			29	46%				13	48.1%			12	37.5%
More than 5 years	21	53.8%				4	25%			23	36.5%				8	29.6%			15	46.9%
How would you describe the severity of IBS symptoms?
Mild	3		7.7%			2	12.5%			4		6.3%			3	11.1%			19	10.7%
Moderate	26		66.7%			12	75%			45		71.4%			13	48.1%			20	62.5%
Severe	10		25.6%			2	12.5%			20		31.7%			8	29.6%			46	23.2%
Anxiety level
Normal	1			2.6%		0		0%		2			3.2%		2		7.4%		12	6.8%
Mild	1			2.6%		4		25%		7			11.1%		3		11.1%		19	10.7%
Moderate	28			70%		10		62.5%		34			54%		14		51.9%		100	56.5%
Severe	9			22.5%		2		12.5%		20			31.7%		8		29.6%		46	23.2%
Risk factor
Smoking	7				17.9%	6			37.5%	6				9.5%	3			11.1%	4	12.5%
Family history of IBS	15				38.5%	4			25%	21				33.3%	5			18.5%	17	53.1%
Stress in the last six months	22				56.4%	8			50%	45				71.4%	14			51.9%	12	37.5%
Allergy to some food	12				30.8%	4			25%	16				25.4%	8			29.6%	11	34.4%
Frequent use of antibiotics	4				10.3%	2			12.5%	5				7.9%	3			11.1%	1	3.1%