Supplemental Table 2. Cohort characteristics. * Healthy versus no

Supplemental Table 2. Cohort characteristics. * Healthy versus no

Healthy
No oxygen
Oxygen
p-value
(n=12)
(n=6)
(n=31)
Age (days)
84.5 [68.5-104.8]
161.5 [57.8 – 310.0]
53 [28.0-146.5]
NS
Male gender (%)
9 (75)
3 (50)
16 (52)
NS
Gestational age (wk)
37.2 [34.7-38.9]
40.6 [38.5-41.5]
38.0 [37.0-40.0]
<0.05*
Prematurity (%)
4 (33)
1 (17)
7 (23)
NS
Birth weight (kg)
2.5 [1.9-3.1]
4.3 [3.0-4.5]
3.1 [2.8-3.4]
<0.05^
Breastfeeding (%)
7 (58)
44 (67)
18 (58)
NS
Symptomatic (days)
0 (0)
5.5 [3.8-7.8]
4.0 [2.5-4.0]
<0.05$
Duration O2 (days)
0 (0)
0 (0)
6.0 [3.0-7.0]
<0.001#
Duration MV (days)
0 (0)
0 (0)
0.0 [0.0- 4.3]
NA
Corticosteroids (%)
0 (0)
0 (0)
0 (0)
NS
Antibiotics (%)
0 (0)
2 (33)
16 (52)
NS
Palivizumab (%)
1 (8.3)
0 (0)
0 (0)
NS
Hospitalization (days)
0 (0)
5.0 [1.8-7.0]
8.0 [5.0-13.5]
<0.001&
Supplemental Table 2. Cohort characteristics.
*
Healthy versus no oxygen p<0.05, oxygen versus no oxygen NS. ^ Healthy versus no oxygen and
oxygen p<0.05, oxygen versus no oxygen NS. $ Oxygen versus no oxygen p<0.05. # Oxygen versus no
oxygen p<0.001. & Healthy versus no oxygen and oxygen p<0.001, oxygen versus no oxygen p<0.05