From: Health related quality of life after extremely preterm birth: a matched controlled cohort study
Number of boys, n (%) | 13 (37) |
---|---|
Gestational age (weeks)a) | 26.7 (1.7) |
Birth weight (grams)a) | 933 (204) |
Impaired hearing, n (%) | 2 (5.7) |
Epilepsy, n (%) | 3 (8.6) |
ADHD b), n (%) | 2 (5.7) |
Mild mental retardation, n (%) | 5 (14.3) |
Intraventricular hemorrhage grade 1-2, n (%) | 8 (22.9) |
Maternal infection, n (%) | 11 (31.4) |
Prenatal steroid treatment, n (%) | 15 (42.9) |
Neonatal steroid treatment, n (%) | 10 (28.6) |
Days on ventilator a) | 8.3 (11.8) |
Oxygen treatment (days)a) | 57.4 (48.0) |
   Boys * | 81.7 (59.9) |
   Girls * | 43.0 (33.1) |
Bronchopulmonal dysplasia | Â |
-none; n (%) | 9 (25.7) |
-mild c); n (%) | 14 (40.0) |
-moderate/severe d); n (%) | 12 (34.3) |
Age when assessed (years) a) | 10.5 (0.4) |