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Table 1 Characteristics of syphilis-seropositive pregnant women and male partners

From: Contact tracing of syphilis-seropositive pregnant women and syphilis-infection among their male partners in Bao'an district, Shenzhen, China

Characteristics

Pregnant women

n (%)

Male partners

n (%)

Age (Years)

  ≤ 20

94 (7.2)

22 (2.3)

 21–30

695 (53.5)

443 (46.0)

 31–40

483(37.2)

403 (41.8)

  > 40

27 (2.1)

95 (9.9)

Ethnicity

 Han

1252 (96.4)

939 (97.5)

 Minority

47 (3.6)

24 (2.5)

Marital status

 Unmarried

203 (15.6)

 Divorced

32 (2.5)

 Married

1064 (81.9)

Occupation

 Employed

463 (35.6)

923 (95.8)

 Unemployed

836 (64.4)

40 (4.2)

Education level

 Secondary school or below

895 (68.9)

489 (50.8)

 Senior high school

301 (23.2)

326 (33.9)

 College or above

103 (7.9)

148 (15.4)

Service at first ANC visit

 Routine antenatal care

936 (72.1)

 Emergency services

363 (27.9)

Source of syphilis infection on pregnant women’s reports

 Current partners

379 (29.2)

 Someone other than current partner

296 (22.8)

 Unknown

624 (48.0)

Age at first sex (Years)

  ≤ 20

418 (32.2)

429 (44.5)

 >20

881 (67.8)

342 (35.5)

 Unknown

0 (0.0)

192 (19.9)

Number of lifetime sex partners

 1

478 (36.8)

311 (32.3)

  ≥ 2

652 (50.2)

377 (39.1)

 Unknown

169 (13.0)

275 (28.6)

History of APOs

 Yes

302 (23.2)

 No

997 (76.8)

History of drug abuse

 Yes

20 (1.5)

18 (1.9)

 No

1279 (98.5)

945 (98.1)

History of other STD

 Yes

14 (1.1)

8 (0.8)

 No

1285 (98.9)

955 (99.2)