Therapy Decision Support Based on Recommender System Methods

Table 1

Patient describing attributes.

Attribute	Scale	Range	Availability %
Patient data
Year of birth	Interval	1931–1998	100
Gender	Nominal	1, 2	100
Weight	Ratio	50–165	51.40
Size	Ratio	99–204	35.73
Family status	Dichotomous	0, 1	53.02
Planned child	Nominal	1, 2, 3	8.01
Year of first diagnosis	Interval	1950–2014	89.74
Type of psoriasis	Nominal	1, 2, 3, 4, 5, 6	100
Family anamnesis	Ordinal	1, 2, 3	50.95
Comorbidities
Comorbidity	Nominal	1, 2, 3, ..., 34	—
Status	Ordinal	1, 2, 3	100
Under treatment	Dichotomous	0, 1	100
Disease-free	Dichotomous	0, 1	100
State of health
PASI score	Ratio	0–43	70.57
Self-assessment severity	Ordinal	1, 2, 3, 4, 5	9.45
Development face	Ordinal	1, 2, 3	6.84
Development feet	Ordinal	1, 2, 3	9.81
Development nails	Ordinal	1, 2, 3	20.97
Development hands	Ordinal	1, 2, 3	12.33
Treatment contentedness	Ratio	0–10	10.62