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International Journal of Pediatrics
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International Journal of Pediatrics
/
2012
/
Article
/
Tab 4
/
Review Article
The Methodology of Doppler-Derived Central Blood Flow Measurements in Newborn Infants
Table 4
Range or mean (SD) of ductal diameters in preterm infants using a high left parasternal view with colour flow mapping at the site of maximum constriction.
Inclusion criteria
Ductal diameter (mm)
Roberson and Silverman, 1994 [
43
]
<34 week gestation
48
2.6 (0.6)
Evans and Iyer, 1995 [
41
]
<1500 gram and mechanical ventilation
56
0–3.8
Kluckow and Evans, 1995 [
42
]
<1500 gram and mechanical ventilation
116
0–3.8
Evans and Kluckow, 1996 [
44
]
<1500 gram and mechanical ventilation
117
0–3.4
Kluckow and Evans, 2000 [
45
]
<30 week gestation
126
0–3.5
Osborn et al., 2003 [
46
]
<30 week gestation
128
0–4.3
El Hajjar et al., 2005 [
47
]
<31 week gestation
23
0–5.0/kg
El-Khuffash 2008 [
48
]
<1500 gram
33
0–4.1
Groves et al., 2008 [
24
]
<31 week gestation
80
0–3.9
Paradisis et al., 2009 [
49
]
<30 week gestation
90
2.0 (0.9)