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Table 5 Prevalence of protective DTP associated antibody in neonates hospitalized in the neonatal ward

From: The maternal antibody against diphtheria, tetanus and pertussis showed distinct regional difference in China

GroupNProtective % (95% CI)
Anti-Dtx (≥0.1 IU/ml)Anti-Ttx (> 0.1 IU/ml)Anti-Ptx (> 40 IU/ml)
Shunyi20030.5% (24.5–37.2%)38.5% (22.7–35.1%)1.0% (0.3–3.6%)
Qianjiang2387.1% (4.5–11.1%)7.6% (4.8–11.6%)2.1% (0.9–4.8%)
χ2, P χ2 = 21.788, P < 0.0001χ2 = 33.569, P < 0.0001χ2 = 0.837, P < 0.3601
Total43817.8% (14.5–21.7%)17.1% (13.9–20.9%)1.6% (0.8–3.2%)