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Table 3 Relationship between haemoglobin at birth and secondary outcomes (n = 890)

From: Haemoglobin level at birth is associated with short term outcomes and mortality in preterm infants

Health interventions

Number (%)

Haemoglobin at birth (g/dL)

P values for trend

 

<12

12 to <14

14 to <16

16 to <18

18+

n = 67

n = 124

n = 122

n = 408

n = 169

Transfusion* (n = 890)

518 (58.2)

Crude (95% CI)

27.2 (9.4–78.3)

6.8 (4.0–11.7)

5.0 (3.0–8.3)

1.7 (1.2–2.5)

1

<0.01

Adjusted (95% CI)

16.6 (3.9–70.5)

3.5 (1.7–7.4)

2.7 (1.4–5.2)

1.6 (1.0–2.5)

1

<0.01

Infants survived to discharge (n = 787)

   

n = 39

n = 100

n = 106

n = 379

n = 163

 

Median length of intensive care days (95% CI)

787 (88.4)

Median (95% CI)

20 (4.3–35.7)

14.5 (4.3–24.7)

8 (4.6–11.4)

4 ( 3.0–5.0)

4 (3.0–5.0)

<0.01

Median length of neonatal unit days (95% CI)

787 (88.4)

Median (95% CI)

44 (29.3–58.7)

53 (43.2–62.8)

48 (43.2–52.8)

37 (341–39.9)

37 (33.6–40.7)

0.01

  1. *Odds ratio, Adjusted for GA and BWt.