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Table 1 Association of haemoglobin at birth and maternal and infant characteristics (n = 890)

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

Characteristics (number)

 

Mean (95% CI) Hb at birth (g/dL)

P value

Sex

Male (450)

15.9 (15.7–16.2)

0.129

Female (440)

15.7 (15.4–15.9)

 

Ethnicity

Caucasian (319)

16.3 (15.9–16.7)

<0.01

Black (331)

15.2 (14.9–15.5)

 

Asian (129)

15.6 (15.1–16.1)

 

Mixed (111)

16.3 (15.9–16.8)

 

Type of delivery

Vaginal (362)

15.3 (15.0–15.6)

<0.01

Caesarean (527)

16.2 (15.9–16.4)

 

Foetal distress

Yes (107)

14.6 (14.1–15.1)

<0.01

No (777)

16.0 (15.8–16.1)

 

Antepartum haemorrhage

Yes (234)

15.2 (14.9–15.6)

<0.01

No (656)

16.0 (15.8–16.2)

 

Chorioamnionitis

Yes (252)

15.2 (14.9–15.6)

<0.01

No (638)

16.0 (15.8–16.2)

 

Pre-eclamptic toxemia

Yes (261)

16.0 (15.6–16.3)

<0.01

No (624)

15.7 (15.5–15.9)