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Table 1 Variables used to identify birth admission hospital record for infants

From: Investigating linkage rates among probabilistically linked birth and hospitalization records

Variable

Value

Description

ICD10-AM

Z38

Liveborn infants according to place of birth

ICD10-AM

P-codes

Conditions originating in the perinatal period

Calculated age

[0, 0.0028]

An age of 0 or 1 days old

Birth weight

Non-missing

A birth weight is recorded in the hospital record

Source of referral

Born in hospital

The hospital record is for birth in hospital

Admission order

1

The hospital record is the first for an infant

  1. ICD10-AM: 10th revision of the International Classification of Disease, Australian Modification.