Table 1

Characteristics of the three groups of preterm infants at time of EEG recordings

PCA (weeks) No of EEGs Recording age (day) Systolic BP (mm Hg) Diastolic BP (mm Hg) pH BE (mmol/l) Spo 2(%)
21–2251.0 (0–3)37.2 (24–52)22.2 (15–39)7.41 (7.35–7.46)−4.5 (−10.2–−1.1)96.2 (95–97)
23–2472.4 (0–9)49.0 (45–57)29.3 (23–36)7.38 (7.34–7.45)−2.0 (−3.0–0.7)96.0 (90–100)
25–2662.0 (0–8)53.2 (41–62)33.0 (24–44)7.38 (7.35–7.41)−2.5 (−6.4–0.7)97.7 (97–100)
Total181.9 (0–9)47.1 (24–62)28.6 (15–44)7.39 (7.34–7.46)−2.9 (−10.2–0.7)96.6 (90–100)
  • Values are means (range).

  • PCA, Postconceptional age; BP, blood pressure; BE, base excess.