Table 1

 Basic and clinical details of babies receiving conventional or sustained lung inflation, and cytokine concentrations at 0 hours in both inflation groups

CLI (n = 26)SLI (n = 26)
Data are expressed as median (range) or number.
CLI, Conventional lung inflation (two seconds); SLI, sustained lung inflation (five seconds); C/V, caesarean/vaginal; PROM, premature rupture of membranes; IL, interleukin; TNFα, tumour necrosis factor α.
Birth weight (g)1095 (560–1562)885 (518–1460)
Gestation (weeks)28 (23–31)27 (23–30)
Sex (F/M)12/1412/14
Apgar at 1 min5 (2–10)6 (1–10)
Apgar at 5 min8.5 (2–10)8 (3–10)
PROM (h)1 (0–1221)0 (0–277)
Cord pH7.33 (7–7.4)7.31 (6.95–7.44)
Delivery mode (C/V)12/1410/16
IL6 at 0 h (pg/ml)537 (0–19208) (n = 18)1768 (16–29205) (n = 16)
IL1β at 0 h (pg/ml)43 (0–2950) (n = 18)29 (0–1972) (n = 16)
IL10 at 0 h (pg/ml)514 (111–2330) (n = 18)533 (10–1753) (n = 16)
TNFα at 0 h (pg/ml)44 (8–662) (n = 17)63 (13–449) (n = 16)