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Table 2 Study participants’ primary and secondary diagnoses defined by International Classification of Disease – 10 coding system

From: Exploring the reliability and acceptability of cognitive tests for Indigenous Australians: a pilot study

ICD-10 chapter

ICD-10 categories

Primary code

Secondary code

I Certain infectious and parasitic diseases

A00-A09 Intestinal infectious diseases

1

1

 

B35-B49 Mycoses

1

 
 

A50-A64 Infections with a predominantly sexual mode of transmission

 

1

 

B15-B19 Viral hepatitis

 

2

 

B65-B83 Helminthiases

 

1

 

B85-B89 Pediculosis, acariasis and other infestations

 

1

 

B95-B98 Bacterial, viral and other infectious agents

 

10

II Neoplasms

C00-C97 Malignant neoplasms

1

1

 

D10-D36 Benign neoplasms

1

 

III Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

D60-D64 Aplastic and other anaemias

 

3

 

D65-D69 Coagulation defects, purpura and other haemorrhagic conditions

 

3

IV Endocrine, nutritional and metabolic diseases

E00-E07 Disorders of thyroid gland

 

1

 

E10-E14 Diabetes mellitus

1

49

 

E20-E35 Disorders of other endocrine glands

 

1

 

E65-E68 Obesity and other hyperalimentation

 

2

 

E70-E90 Metabolic disorders

3

13

V Mental and behavioural disorders

F10-F19 Mental and behavioural disorders due to psychoactive substance use

 

3

VI Diseases of the nervous system

G40-G47 Episodic and paroxysmal disorders

 

1

VII Diseases of the eye and adnexa

H00-H06 Disorders of eyelid, lacrimal system and orbit

 

1

IX Diseases of the circulatory system

I00-I02 Acute rheumatic fever

1

 
 

I05-I09 Chronic rheumatic heart diseases

 

2

 

I10-I15 Hypertensive diseases

 

15

 

I20-I25 Ischaemic heart diseases

 

1

 

I26-I28 Pulmonary heart disease and diseases of pulmonary circulation

1

1

 

I30-I52 Other forms of heart disease

5

2

 

I80-I89 Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified

 

2

 

I95-I99 Other and unspecified disorders of the circulatory system

 

3

X Diseases of the respiratory system

J09-J18 Influenza and pneumonia

1

 
 

J20-J22 Other acute lower respiratory infections

 

1

 

J95-J99 Other diseases of the respiratory system

 

1

 

J40-J47 Chronic lower respiratory diseases

1

 

XI Diseases of the digestive system

K00-K14 Diseases of oral cavity, salivary glands and jaws

 

1

 

K55-K64 Other diseases of intestines

1

1

 

K70-K77 Diseases of liver

 

1

 

K80-K87 Disorders of gallbladder, biliary tract and pancreas

1

 
 

K90-K93 Other diseases of the digestive system

1

1

XII Diseases of the skin and subcutaneous tissue

L00-L08 Infections of the skin and subcutaneous tissue

5

3

 

L60-L75 Disorders of skin appendages

1

 
 

L80-L99 Other disorders of the skin and subcutaneous tissue

1

 

XIII Diseases of the musculoskeletal system and connective tissue

M00-M25 Arthropathies

2

3

 

M40-M54 Dorsopathies

 

3

 

M60-M79 Soft tissue disorders

1

3

 

M80-M94 Osteopathies and chondropathies

1

2

XIV Diseases of the genitourinary system

N00-N08 Glomerular diseases

 

2

 

N10-N16 Renal tubulo-interstitial diseases

1

 
 

N17-N19 Renal failure

1

21

 

N80-N98 Noninflammatory disorders of female genital tract

 

3

XVIII Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

R00-R09 Symptoms and signs involving the circulatory and respiratory systems

 

2

 

R10-R19 Symptoms and signs involving the digestive system and abdomen

1

5

 

R25-R29 Symptoms and signs involving the nervous and musculoskeletal systems

 

1

 

R30-R39 Symptoms and signs involving the urinary system

 

1

 

R50-R69 General symptoms and signs

2

7

 

R70-R79 Abnormal findings on examination of blood, without diagnosis

 

1

 

R90-R94 Abnormal findings on diagnostic imaging and in function studies, without diagnosis

 

2

XIX Injury, poisoning and certain other consequences of external causes

S70-S79 Injuries to the hip and thigh

2

 
 

S80-S89 Injuries to the knee and lower leg

1

 
 

T20-T32 Burns and corrosions

1

1

 

T80-T88 Complications of surgical and medical care, not elsewhere classified

3

2

XX External causes of morbidity and mortality

V01-X59 Accidents

 

5

 

Y40-Y84 Complications of medical and surgical care

 

5

XXI Factors influencing health status and contact with health services

Z30-Z39 Persons encountering health services in circumstances related to reproduction

 

1

 

Z40-Z54 Persons encountering health services for specific procedures and health care

4

 
 

Z55-Z65 Persons with potential health hazards related to socioeconomic and psychosocial circumstances

1

1

 

Z70-Z76 Persons encountering health services in other circumstances

 

16

 

Z80-Z99 Persons with potential health hazards related to family and personal history and certain conditions influencing health status

 

19

ZZ

Not Listed

5

7

 

Total

53

242