Table 2 Data collected and source of information and investigators involved for phases 1 and 2. Aboriginal birth cohort study

1987–1990

Date of birth

Medical records ^a

Sex

Physical examination ^a

Birth weight, length

Medical records ^a

Head circumference

Physical examination ^a

Gestational age [25]

Physical examination ^a

Placental weight

Medical records ^a

1998–2001

Anthropometric and nutritional

Date of assessment

Height

Portable stadiometer ^b

Weight

Tannita model TBF 521 ^b

Head, mid upper arm, waist circumferences [29]

Physical examination ^b

Sub scapular and triceps skin folds [29]

Harpenden calipers ^b

Puberty grade [30, 31]

Physical Examination ^e

Respiratory

Respiratory function [32]

Vitalograph 2120 spirometer ^c

Respiratory symptoms and signs

Physical examination ^c

Hospital admissions with respiratory diagnosis

Medical records ^c

Renal

Renal ultrasound [33]

Ultrasonography ^c

Random urinary albumen creatinine ratio

Beckman image ^h

Random urinalysis

Urinary dipstick ^f

Metabolic and cardiovascular

Liver ultrasound

Ultrasonography ^c

Fasting plasma glucose, total cholesterol, HDL-C, LDL-C, triglycerides

Hitachi 917 Autoanalyser, Roche reagents ^h

Apolipoprotein A-1, Apolipoprotein B, lipoprotein(a)

BN2-Behrring ^g

Fasting plasma insulin

Immunoassay, AIA-PACK ^g

Red blood cell folate

BayerAC 180, Bayer reagents ^h

Blood pressure

Welch Allyn Lifesigns monitor^f

Haematological and infection

Full blood count

Coulter Max M ^h

Impetigo, scabies, ear discharge, nasal discharge

Physical examination ^e

Social

Individual, Household items

Child/carer interview ^f

Community items [34, 35]

Data base examination ^j

1987–2001

Longitudinal growth data

Weight, length, head circumference

Health records ^f Examination ⁱ