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Table 2 Clinical variables regarding Csat/Rsat -dyads

From: End-organ saturations correlate with aortic blood flow estimates by echocardiography in the extremely premature newborn – an observational cohort study

  Csat-ECHO dyad (n = 75) Rsat-ECHO dyad (n = 62)
Days of life at ECHO 8 (5–15) 8 (5–15)
Post-Menstrual age at ECHO (weeks) 28.2 (3.8) 28.3 (3.8)
Systolic BP at ECHO (mmHg) 53 (11) 53 (11)
Diastolic BP at ECHO (mmHg) 27 (8) 28 (8)
SpO2 (%) 94.2 (5.0) 94.5 (5.0)
Umbilical arterial line present at ECHO 38 (51%) 34 (52%)
Hemoglobin at ECHO (g/dl) 13.0 (11.8–14.1) 12.5 (11.6–13.9)
Hematocrit at ECHO (%) 38.2 (5.4) 37.3 (4.5)
Weight at ECHO (g) 810 (670–966) 820 (680–966)
pH at ECHO 7.26 (0.07) 7.27 (0.08)
pCO2 at ECHO (mm Hg) 53.3 (10.3) 52.8 (10.4)
PDA present on ECHO 68 (91%) 60 Left to Right
8 Bidirectional
57 (92%); 50 left to right
7 Bidirectional
PDA size at ECHO (mm) 2.1 (0.1) 2.1 (0.1)
Diastolic retrograde flow in descending aorta 45 (60%) 35 (56%)
  1. Expressed as mean (standard deviation), median (IQR) or count (proportion)
  2. BP blood pressure, Csat cerebral saturation by near infrared spectroscopy, ECHO echocardiography, PDA patent ductus arteriosus, Rsat renal saturation by near infrared spectroscopy