Development and calibration of an item bank for the assessment of activities of daily living in cardiovascular patients using Rasch analysis

Table 1 Characteristics of the sample

	N = 714		N = 368
	N	%	N	%
Gender
Female	178	24.9	93	25.3
Male	537	75.1	275	74.7
Age in years
≤50	150	20.9	83	22.6
51-60	307	42.7	148	40.2
≥61	262	36.4	137	37.2
Family status
Single	46	6.5	27	7.5
In partnership	42	6.0	19	5.3
Married	508	72.2	256	71.1
Divorced/separated	65	9.2	37	10.3
Widowed	43	6.1	21	5.8
Educational level
No graduation	1	0.1	1	0.3
Up to 9 years of school	306	44.3	157	43.9
Up to 10 years of school	201	29.1	111	31.0
Over 10 years of school	183	26.5	89	24.9
Monthly income
<1000€	67	9.7	35	9.7
1001-2000€	210	30.4	114	31.9
2001-3000€	202	29.2	102	28.5
>3001€	212	30.7	107	29.9
Employment status
Employed	429	60.8	216	58.7
Unemployed	277	39.2	152	41.3
Intensity of pain
No pain	151	22.0	78	22.4
Moderate pain	424	61.9	207	59.5
Severe pain	110	16.1	63	18.1
Subjective limitations due to CVD
No limitations	116	17.7	56	16.7
Mild limitations	243	37.0	116	34.6
Moderate limitations	240	36.6	135	40.3
Strong limitations	57	8.7	28	8.4
Specific cardiovascular diagnoses
I10	87	12.1	45	12.2
I20-25	414	57.4	196	53.3
I30-52	107	14.9	61	16.6
I20-25 & I30-52	112	15.6	66	17.9
Comorbid mental diseases
No	564	78.7	292	79.3
Yes	153	21.3	75	20.7
Number of comorbid somatic diseases
0	100	14.0	48	13.1
1	226	31.5	109	29.7
2	193	27.0	106	28.9
3	136	19.0	69	18.8
≥4	61	8.5	35	9.5

ISSN: 1477-7525