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Table 4 Serum cytokine levels (pg/mL) among RSV patients with wheezing

From: Low birth weight contributed to increased serum IL-6 levels in infantile respiratory syncytial virus infection

  No. IL-2 (SEM) IL-4 (SEM) IL-6 (SEM) IL-10 (SEM) TNF-α (SEM) IFN-γ (SEM)
Reference value   1.1–9.8 0.1–3.0 1.7–16.6 2.6–4.9 0.1–5.2 1.6–17.3
Birth weight
 < 3.0 kg 22 4.04 (0.26) 3.68 (0.19) 117.08 (44.04) 10.87 (1.48) 10.61 (6.43) 11.86 (1.35)
 ≥ 3.0 kg 63 4.03 (0.20) 3.20 (0.08) 37.75 (14.95) 8.50 (0.86) 2.25 (0.14) 12.66 (1.80)
Delivery mode
 Vaginal delivery 44 4.04 (0.20) 3.37 (0.11) 70.56 (24.55) 8.37 (1.03) 3.33 (0.97) 12.17 (1.28)
 Caesarean section 41 4.03 (0.26) 3.27 (0.12) 45.10 (20.91) 9.91 (1.08) 5.58 (3.35) 12.75 (2.52)
  1. IL interleukin, SEM standard error of mean