Abbreviations

ABR

auditory brainstem responses

AGA

appropriate for gestational age

BAEP

brainstem auditory evoked potentials

BOA

behavioural observation audiometry

BW

birth weight

CBF

cerebral blood flow

CI

confidence interval

CP

cerebral palsy

CRIB

critical risk index for babies

CT

computed tomography

DQ

developmental quotient

DB

decibel

EEG

electroencephalography

ELBW

extremely low birth weight

FF

free-field auditory examination

GQ

general developmental quotient

GA

gestational age

(k)Hz

(kilo)hertz

LBW

low birth weight

MRI

magnetic resonance imaging

(n)HL

(normal) hearing level

NICU

neonatal intensive care unit

OR

odds ratio

PHI

periventricular haemorrhagic infarction

PVL

periventricular leukomalacia

ROI

region of interest

ROP

retinopathy of preterm

SEH

subependymal haemorrhage

SD

standard deviation

SGA

small for gestational age

SPET

single photon emission tomography

SQ

sub-quotient

Tc-99m HMPAO

technetium-99-m hexamethyl propylene amine oxime

Tc-99m ECD

technetium-99-m ethylcysteinate dimer

TEOAE

transient evoked otoacoustic emissions

US

ultrasound

VLBW

very low birth weight

VM

ventriculomegaly

WML

white matter loss