Table 1 Demographics and clinical variables
From: Neonatal gut and respiratory microbiota: coordinated development through time and space
Variables | Pre-term (N = 38) | Full-term (N = 44) | p value |
|---|---|---|---|
Gestational age at birth (weeks), mean ± SD | 29.56 ± 3.4 | 39.61 ± 1.16 | < 0.001 |
Gestational age at birth, N | |||
23–25 weeks | 8 | – | |
26–27 weeks | 6 | – | |
28–29 weeks | 5 | – | |
30–31 weeks | 9 | – | |
32–33 weeks | 6 | – | |
34–35 weeks | 4 | – | |
Full term | – | 44 | |
Birth weight (kg), mean ± SD | 1.38 ± 0.62 | 3.53 ± 0.56 | < 0.001 |
Sex - male, N % | 21 (55.3%) | 27 (61.4%) | 0.738 |
Race - Caucasian/AA/other*, N % | 22/10/6 (57.9/26.3/15.9%) | 30/5/9 (68.2/5/9%) | 0.377 |
Ethnicity - Hispanic or Latino**, N % | 4 (10.5%) | 8 (20%) | 0.349 |
Delivery method - C-section, N % | 24 (63.2%) | 21 (47.7%) | 0.239 |
Hospital samples, collected (analyzed), N | |||
Rectal | 294 (252) | 43 (27) | |
Nasal | 288 (243) | 44 (19) | |
Throat | 174 (159) | 26 (13) | |
Post-discharge samples, collected (analyzed), N | |||
Rectal | 346 (331) | 479 (469) | |
Nasal | 350 (318) | 483 (433) | |
Throat | 202 (184) | 206 (182) | |
Total acute respiratory visits***, N | 51 | 51 | |
Number of infants had acute respiratory visit***, N | 20 | 24 | |