Gestational age |
All |
– |
Smaller |
Birth weight |
All |
– |
Smaller |
Oxygen exposure time |
Portes et al.(16) Schumann et al.(17) Shinsato et al.(18) Souza(11) Tomé et al.(19) Almeida et al.(20) Vieira et al.(21) Moinho et al.(25) Silva et al.(26) Theis et al.(27) Horewicz et al.(29) Martins(30) Okamoto et al.(35) Pastro et al.(36) Xavier et al.(37) Lamy-Filho.(33) Cagliari et al.(38) Fortes Filho et al.(22)
|
– |
Longer duration (days) |
Type of oxygen exposure |
Shinsato et al.(18) Tomé et al.(19) Moinho et al.(25) Lamy-Filho.(33) Pastro et al.(36) Cagliari et al.(38) Fortes Filho et al.(22)
|
Portes et al.(16) Martins(30) |
Mechanical ventilation CPAP Others |
Apgar 1st minute |
Portes et al.(16) Pereira et al.(31) Silva et al.(26) Gonçalves et al.(23) |
– |
Changed |
Apgar 5th minute |
Schumann et al.(17) Moinho et al.(25) Silva et al.(26) Lamy-Filho.(33) Gonçalves et al.(23) |
Portes et al.(16) Souza(11) Pereira et al.(31) |
Changed |
Sepsis |
Moinho et al.(25) Theis et al.(27) Martins(30) Xavier et al.(37) Fonseca et al.(32) Gonçalves et al.(23) |
Portes et al.(16) Shinsato et al.(18) Souza(11) |
Presence |
Comorbidity/respiratory syndromes |
Vieira et al.(21) Moinho et al.(25) Theis et al.(27) Freitas(28) Lamy-Filho.(33) Xavier et al.(37) Gonçalves et al.(23) |
Portes et al.(16) Shinsato et al.(18) Martins(30) Silva et al.(26) |
Presence |
Cardiovascular comorbidity |
– |
Portes et al.(16) |
Presence |
Digestive comorbidity |
– |
Silva et al.(26) Freitas(28) |
Presence |
Hemodynamic impairment |
Vieira et al.(21) |
– |
Presence |
Use of surfactant |
Vieira et al.(21) Moinho et al.(25) Silva et al.(26) Lamy-Filho.(33) Gonçalves et al.(23) |
Portes et al.(16) Martins(30) Xavier et al.(37) |
Higher dose and longer use |
Use of aminophylline or caffeine |
Gonçalves et al.(23) |
– |
– |
Use of indomethacin |
Moinho et al.(25) |
Portes et al.(16) Martins(30) |
Higher dose and longer use |
Use of erythropoietin |
Vieira et al.(21) |
– |
Higher dose and longer use |
Use of diuretic |
Shinsato et al.(18) Gonçalves et al.(23) |
Martins(30) |
Higher dose and longer use |
Blood type and RH factor |
– |
Portes et al.(16) |
– |
Neonatal infections |
Theis et al.(27) |
Portes et al.(16) Okamoto et al.(35) |
Presence |
Intraventricular hemorrhage |
Vieira et al.(21) Theis et al.(27) Freitas(28) |
Souza(11) |
Presence |
Intracranial hemorrhage |
– |
Shinsato et al.(18) Moinho et al.(25) Silva et al.(26) Martins(30) |
Presence Moinho et al.(25) |
Intracranial hypertension |
Tomé et al.(19) |
– |
Presence |
Phototherapy |
Martins(30) |
– |
Longer use |
Blood transfusions |
Schumann et al.(17) Shinsato et al.(18) Tomé et al.(19) Vieira et al.(21) Theis et al.(27) Martins(30) Lamy-Filho.(33) Pastro et al.(36) Xavier et al.(37) Cagliari et al.(38) Gonçalves et al.(23) |
Souza(11) Okamoto et al.(35) |
Larger number |
Gender |
– |
Souza(11) Moinho et al.(25) Theis et al.(27) Freitas(28) Martins(30) |
– |
Mode of delivery |
– |
Vieira et al.(21) Freitas(28) |
– |
Hypoglycemia |
– |
Okamoto et al.(35) |
– |
Jaundice |
Xavier et al.(37) |
Silva et al.(26) Okamoto et al.(35) |
– |
Gestational complications |
– |
Moinho et al.(25) Okamoto et al.(35) |
Presence |
Twin pregnancy |
Jorge et al.(24) |
Souza(11) Moinho et al.(25) Theis et al.(27) |
– |
Patent ductus arteriosus |
Tomé et al.(19) Moinho et al.(25) Theis et al.(27) Xavier et al.(37) Fonseca et al.(32) |
Martins(30) |
Presence |