(B) 36 weeks’ PMA
No BPD (reference)
n=253
Mild BPD at 36 PMA n=215OR (95% CI)P valueModerate BPD at 36 PMA n=91OR (95% CI)P valueSevere BPD at 36 PMA n=51OR (95% CI)P value
NDI, n (%)32 (13)29 (13)1.1 (0.6 to 2.1)0.72221 (23)1.5 (0.7 to 3.4)0.32416 (31)5.6 (2.0 to 15.9)0.001
Cerebral palsy, n (%)9 (3)3 (1)0.6 (0.1 to 4.9)0.6802 (2)0.4 (0.0 to 5.2)0.4820NA
Deafness, n (%)2 (0.8)1 (0.5)0.2 (0.0 to 2.9)0.2400NA2 (4)2.0 (0.2 to 25.0)0.568
Blindness, n (%)01 (0.5)NA1 (1)NA0NA