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Table 4 Characteristics of children according to seen and not seen status at time of follow up. Aboriginal Birth Cohort Study 1998–2001

From: An Australian Aboriginal birth cohort: a unique resource for a life course study of an Indigenous population. A study protocol

 

Total Cohort

DHR Subset

 

Characteristic

Seen at follow up

Not seen or found

Seen at follow-up

Not seen or found

Died before follow-up

Number

572

96

489

71

18

Mean birth weight gms (sd)a

3051 (630)

2983 (719)

3112 (578

3127 (607)

2229 (1015)

Mean gestational age weeksa

38.9 (1.78)

38.4 (1.72)*

39 (1.61)

38.8 (1.47)

35.4 (5.9)

% maleb

52%

48%

52%

54%

39%

% Low birth weightb

16

22

12

14

 

% Pretermb

10

14

7

9

 

% Small for gestational ageb

27

28

25

25

 
  1. a t test b Fisher exact test * p =< 0.05 for difference between children seen and not seen or found at follow-up