Smoking- and alcohol habits in relation to the clinical picture of women with microscopic colitis compared to controls

Table 1 Patient and control characteristics

	Controls N = 737	MC1 N = 78	MC2 N = 53	IBS N = 68	non-IBS N = 63
Age at study (years)	56.16 (50.47–62.36)	62.73 (58.60–67.30)	63.78 (59.98–66.67)	62.68 (58.46–66.96)	63.78 (59.64–67.18)
Age groups (%)
45-49	17.1	5.1	3.8	5.9	3.2
50-54	22.3	9.0	3.8	5.9	7.9
55-59	22.3	14.1	13.2	16.2	11.1
60-64	19.5	28.2	37.7	32.4	31.7
65-69	11.7	25.6	26.4	22.1	30.2
70-74	7.2	17.9	15.1	17.6	15.9
Smoking habits (%)
Never smoked	42.3	30.8	22.6	22.1	33.3
Stopped smoking	29.9	29.5	47.2	30.9	42.9
Current smokers	27.8	39.7	30.2	47.1	23.8
Days of wine drinking/month (%) missing data	6.8	3.8	7.5	2.9	7.9
0-2	49.5	46.2	37.7	41.2	44.4
3-4	15.2	10.3	15.1	16.2	7.9
5-7	12.3	7.7	9.4	8.8	7.9
>7	16.1	32.1	30.2	30.9	31.7
Smoking- and alcohol habits (%) missing data	0.3	3.8	3.8	2.9	4.8
No use	16.1	11.5	22.6	8.8	23.8
Drinking	55.8	47.4	45.3	42.6	50.8
Smoking	7.2	17.9	5.7	17.6	7.9
Smoking and drinking	20.6	19.2	22.6	27.9	12.7
BMI (kg/m ² ) missing (%)	24.84 (22.55–27.79) 0	24.40 (21.50–28.20) 42.3	26.07 (24.06–29.66) 47.2	26.10 (23.35–29.93) 39.7	24.40(21.56–26.94) 49.2
Min of physical activity/week (%) missing	2.2	25.6	30.2	25.0	30.2
0-223	25.0	35.9	30.2	36.8	30.2
224-385	24.0	16.7	18.9	13.2	22.2
386-585	24.6	10.3	11.3	11.8	9.5
>585	24.3	11.5	9.4	13.2	7.9
Married women (%)	61.9	57.7	58.5	57.4	58.7
Level of education (%) missing	0	2.6	1.9	2.9	1.6
≤12 years at school	76.1	62.8	75.5	67.6	68.3
>12 years at school	23.9	34.6	22.6	29.4	30.2
Employment (%)
Employed	65.7	47.4	39.6	47.1	41.3
Retired	26.5	48.7	50.9	45.6	54.0
Others*	7.9	3.8	9.4	7.4	4.8

The values for smoking- and alcohol habits are based on the month prior to the completion of the study questionnaires. BMI = Body mass index, IBS = Irritable bowel syndrome, MC = Microscopic colitis. * = Includes housewives, students and unemployed. Values are given as median (interquartile range).

ISSN: 1472-6874