Abbreviation

Representation

2019-nCoV

2019 Novel Coronavirus

95% CI

95% Confidence Interval

aOR

Adjusted Odds Ratio

ACE2

Angiotensin Converting Enzyme 2

ALT

Alanine Aminotransferase

AST

Aspartate Aminotransferase

BMI

Body Mass Index

COVID-19

Coronavirus Disease 19

CPAP

Continuous Positive Airway Pressure

CRP

C-Reactive Protein

ECMO

Extracorporeal Membrane Oxygen

Emtree

Embase Subject Headings

HELLP

Haemolysis, Elevated Liver enzyme and Low Platelet Syndrome

ICU

Intensive Care Unit

IFN-gamma

Interferon Gamma

IgA

Immunoglobulin A

IgG

Immunoglobulin G

IgM

Immunoglobulin M

IL-6

Interleukin-6

LMWH

Low Molecular Weight Heparin

MERS

Middle East Respiratory Syndrome

MERS-CoV

Middle East Respiratory Syndrome Coronavirus

MeSH

Medical Subject Headings

NICU

Neonatal Intensive Care Unit

NOS

Newcastle-Ottawa Scale

OR

Odds ratio

PECO

Population, Exposure, Comparison/Control, Outcome

PlGF

Placental Growth Factor

PPROM

Preterm prelabour rupture of membranes

PRISMA

Preferred Reporting Items for Systematic Reviews and Meta-Analyses

RT-PCR

Real-time polymerase chain reaction

RR

Relative risk

SARS

Severe Acute Respiratory Syndrome

SARS-CoV-1

Severe Acute Respiratory Syndrome Coronavirus 1

SARS-CoV-2

Severe Acute Respiratory Syndrome Coronavirus 2

sFLT-1

Soluble Fms-Like Tyrosine Kinase-1

TNF-alpha

Tumour Necrosis Factor Alpha

WHO

World Health Organisation