Table 3 The demographic characteristics of neonates from Qianjiang and mean concentration of anti-Dtx, anti-Ttx and anti-Ptx IgG

 Female

107

0.03 (0.02–0.05)

0.04(0.02–0.07)

9.25(5.05–13.46)

 Male

131

0.05 (0.02–0.08)

0.08(0.01–0.16)

6.52 (5.23–7.82)

P

0.4938

0.3906

0.1841

 Term infant

225

0.04 (0.02–0.06)

0.07 (0.02–0.11)

7.83 (5.71–9.95)

 Premature infant

13

0.03 (0.01–0.05)

0.05 (0.01–0.09)

6.32 (2.52–10.11)

P

0.7483

0.8564

0.7365

 Spontaneous labor

153

0.04 (0.02–0.07)

0.07 (0.01–0.13)

7.34 (5.65–9.03)

 Cesarean delivery

85

0.04 (0.02–0.06)

0.07 (0.03–0.10)

8.48 (3.68–13.29)

P

0.8817

0.9860

0.5937

Total

238

0.04 (0.02–0.06)

0.07 (0.02–0.11)

7.75 (5.74–9.76)