Variable
Breastfeeding YES (n=90) Breastfeeding NO (n=76)
p (OR CI 95%)
Clinical picture Clinical picture Clinical picture Clinical picture
Oxygenation index at admission
Mild 31 Moderate 55 Severe 4 Mild 45 Moderate 30 Severe
0.002 (-)
Crackles 59 31 0.029 (0.502-0.955)
Wheezing 53 32 0.043 (0.522-0.980)