From: Comparisons of mortality and pre-discharge respiratory outcomes in small-for-gestational-age and appropriate-for-gestational-age premature infants
GA groups
Odds ratio
95% CI
P Value
22–25 wks
0.38
0.06 – 7.6
0.44
26–28 wks
1.55
0.28 – 29
0.66
29–31 wks
0.99
0.54 – 1.83
0.98
32–34 wks
0.62
0.44 – 1.06
0.09
35–36 wks
0.45
0.25 – 0.73
0.002*