Table 2

Lifestyle and dietary habits in IBS group compared with non-IBS group

Variables	IBS (n=175)		Non-IBS (n=175)		χ²	P value
Variables	n	%	n	%	χ²	P value
Current smoking
Smoker	50	28.6	25	14.3	10.606	0.001*
Non-smoker	125	71.4	150	85.7	10.606	0.001*
Physical activity
Physically active	50	28.6	75	42.9	7.778	0.005*
Physically inactive	125	71.4	100	57.1	7.778	0.005*
Sleep quality
Sleep disturbance	120	68.6	75	42.9	23.449	<0.001*
Good quality sleep	55	31.4	100	57.1	23.449	<0.001*
Time spent eating (min)
<10	50	28.6	90	51.4	19.054	<0.001*
10–20	95	54.3	65	37.1
>20	30	17.1	20	11.4
Eating late-night snacks
Yes	95	54.3	80	45.7	2.571	0.109
No	80	45.7	95	54.3
Eating meals outside the home
Yes	145	82.9	140	80.0	0.472	0.492
No	30	17.1	35	20.0
Having meals on time
Yes	50	28.6	95	54.3	23.844	<0.001*
No	125	71.4	80	45.7
Picky eating habits
Yes	30	17.1	65	37.1	17.690	<0.001*
No	145	82.9	110	62.9
BMI (kg/m²)
Underweight (<18.5)	10	5.7	20	11.4
Normal (18.5–24.9)	30	17.1	55	31.4	17.378	0.001*
Overweight (25–29.9)	50	28.6	45	25.7
Obese (≥30)	85	48.6	55	31.4