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Table 1 Health condition, severity scales and criteria to make groups.

From: Validation of the "World Health Organization Disability Assessment Schedule, WHODAS-2" in patients with chronic diseases

Health Condition Severity Scales Theoretical Range Groups' criteria Severity Groups, n
Bipolar Disorder Young Rating Scale of Mania (YRSM)
&Hamilton Depression Rating Scale (HDRS)
YRSM_ 0-60
HDRS_ 0 - 52
Eutimic if
YRSM < 7 and
HDRS < 9
Eutimic, 78
No eutimic, 36
Depression International Classification
of Disease (ICD-10)
__ Clinicians
criteria
Mild, 36
Moderate, 30
Severe, 19
Osteoarthritis --- --- --- ---
Osteoporosis Magnitude of the
problems in functioning
0-10 Terciles (0-1)
(2-3)
(4-10)
Mild, 41
Moderate, 27
Severe, 17
Rheumatoid
Arthritis
Criteria for the
Classification of Global
Functional Status (ACR)
Class I-IV I,
II-III,
and IV
Mild, 5
Moderate, 16
Severe, 2
Chronic
Widespread
Pain (CWP)
Pain intensity rate 0 - 10 Terciles (0-4)
(5-6)
(7-10)
Mild, 15
Moderate, 14
Severe, 13
Low Back
Pain (LBP)
Pain intensity rate 0 - 10 Terciles (0-3)
(4-6)
(7-10)
Mild, 42
Moderate, 44
Severe, 24
Ischemic Heart
Disease (IHD)
New York Heart
Association Criteria
(NYHA)_ IV classes
Class: I-IV I
II
III
Mild, 12
Moderate, 71
Severe, 17
Migraine Migraine Disability
Assessment
Questionnaire (MIDAS)
4 groups Minimal-mild,
moderate,
and severe
Mild, 27
Moderate, 29
Severe, 46
Parkinson Disease Hoehn and Yahr scale
(H&Y)_5 groups
5 stages 1,
2,
and ≥ 3
Mild, 13
Moderate, 54
Severe, 26
Multiple Sclerosis Expanded Disability Status
Scale (EDSS)
0-10 (0-2.5)
(3-5)
(5.5-10)
Mild, 43
Moderate, 36
Severe, 21
Traumatic Brain
Injury (TBI)
Functional Independence
Measure (FIM)
18 - 126 < 116;
116-126;
and ≥ 126
Mild, 36
Moderate, 33
Severe, 31
Stroke    < 47;
47-63;
and ≥ 63
Mild, 78
Moderate, 24
Severe, 2
  1. Excluded from analyses as for most WHODAS-2's scores information for just one of the two individuals was available.
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