Children's Memorial Health Institute Database

27/11/2025
28/05/2026
Data source
Human
Hospital discharge records
Hospital inpatient records
Hospital outpatient visit records
Specialist ambulatory care records
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Population Qualitative Data

Population age groups

  • Paediatric Population (< 18 years)
    • Neonate
      • Preterm newborn infants (0 – 27 days)
      • Term newborn infants (0 – 27 days)
    • Infants and toddlers (28 days – 23 months)
    • Children (2 to < 12 years)
    • Adolescents (12 to < 18 years)

Estimated percentage of the population covered by the data source in the catchment area

1.49
Family linkage

Family linkage available in the data source permanently or can be created on an ad hoc basis

Permanently

Family linkage available between the following persons

Father-child
Mother-child
Sibling
Population

Population size

561392

Active population size

59461

Population by age group

Age group Population size Active population size
Neonate
4141
403
Infants and toddlers (28 days – 23 months)
74613
5872
Children (2 to < 12 years)
249741
33935
Adolescents (12 to < 18 years)
121624
16145
Adult and elderly population (≥18 years)
111273
3106
Median observation time

Median time (years) between first and last available records for unique individuals

0.44

Median time (years) between first and last available records for unique active individuals (alive and currently registered)

0.44