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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.