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Research Article

Characteristic Processes in Close Peer Friendships of Preterm Infants at Age 12

Table 2

Neonatal characteristics for study sample by prematurity group .
 Full term
≥38 wga

(SD)		Preterm
<37 wga

(SD)
Boys/girls 19/2154/72
Birth weight* (grams)3422.9 (338.6)1257.2 (321.2)
Gestational age* (weeks)39.9 (.81)29.9 (2.6)
Length of stay* (days)3.0 (.42)52.3 (26.0)
Hobel neonatal risk score* [14]1.5 (3.6)85.9 (31.5)
Bronchopulmonary dysplasia* ( /%)0 (0%)22 (17%)
Sepsis 0 (0%)12 (10%)
Necrotizing enterocolitis# ( /%)0 (0%)16 (13%)
Meningitis ( /%)0 (0%)3 (2%)
Intraventricular hemorrhage ( /%)0 (0%)25 (20%)
SES [15]39.4 (12.5)42.3 (14.6)
Note. wga: weeks of gestational age; ; # ; * ; SES: socioeconomic status.

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