[Retracted] Analysis of Adverse Pregnancy Outcomes of Pregnant Women with Syphilis and Maternal-Infant Serological Association in Changzhou, China, 2015–2019
Table 6
Comparison of results features of one course of treatment at different stages of pregnancy.
First trimester
Second trimester
Third trimester
Titer changes
—
0.06
-5
0 (0)
0 (0)
0 (0)
—
—
-4
0 (0)
1 (0.91)
0 (0)
—
—
-3
0 (0)
1 (0.91)
0 (0)
—
—
-2
2 (2.67)
3 (2.73)
1 (1.27)
—
—
-1
8 (10.67)
9 (8.18)
6 (7.59)
—
—
0
37 (49.33)
46 (41.82)
54 (68.35)
—
—
1
17 (22.67)
31 (28.18)
12 (15.19)
—
—
2
5 (6.67)
12 (10.91)
4 (5.06)
—
—
3
2 (2.67)
6 (5.45)
1 (1.27)
—
—
4
4 (5.33)
0 (0)
1 (1.27)
—
—
5
0 (0)
1 (0.91)
0 (0)
—
—
Months when specific antibody turns negative
17.20
0.14
3
12 (29.27)
12 (24.49)
3 (18.75)
—
—
6
10 (24.39)
9 (18.37)
2 (12.50)
—
—
9
6 (14.63)
6 (12.24)
1 (6.25)
—
—
12
8 (19.51)
5 (10.20)
5 (31.25)
—
—
15
2 (4.88)
9 (18.37)
0 (0)
—
—
18
3 (7.32)
7 (14.29)
5 (31.25)
—
—
21
0 (0)
1 (2.04)
0 (0)
—
—
Months to exclude syphilis infection
17.42
0.13
3
12 (23.53)
12 (20.34)
3 (14.29)
—
—
6
20 (39.22)
22 (37.29)
7 (33.33)
—
—
9
6 (11.76)
6 (10.17)
1 (4.76)
—
—
12
8 (15.69)
3 (5.08)
5 (23.81)
—
—
15
2 (3.92)
8 (13.56)
0 (0)
—
—
18
3 (5.88)
7 (11.86)
5 (23.81)
—
—
21
0 (0)
1 (1.69)
0 (0)
—
—
Note: The results are represented by (%), and the comparison of differences between groups is analyzed by chi-square test. The titer change is the logarithm to the base 2, subtracting that before delivery from that in first test. Comparison of titer changes is analyzed by fisher test.