Table 3
Results of multivariate regression analysis
Ln (Duration of oxygen supplementation)
Coefficient
SE
p Value
R
2
(%)
SE, standard error.
Birth weight
−0.0032
0.0004
< 0.001
50.1
A-aD
o
2
0.0026
0.0008
0.001
−
Basal serum cortisol (day 14)
0.0011
0.0004
< 0.001
−