Table 4

Primary outcome survival without severe ultrasound abnormality at 36 weeks of PMA

Standard (n=29)
n (%)
Restrictive (n=29)
n (%)
OR (95% CI)*P value*
All Infants18 (62)20 (69)0.74 (0.25 to 2.18)0.58
<26 weeks (n=19 in each group)11 (58)10 (53)1.24 (0.34 to 4.45)0.74
>26 weeks (n=10 in each group)7 (70)10 (100)0.21†
  • *From logistic regression analysis.

  • †From Fisher’s exact test due to being unable to perform logistic regression analysis.

  • PMA, postmenstrual age.