Age (years) | Gestational age (weeks) | Smoking status | Previous pap smear | TVS result* | Swab 1† | Swab 2 | Swab 3 | Swab 4 |
30 | 10 | Non-smoker | Normal | VF | ++ | − | − | − |
41 | 10 | Non-smoker | Never | NVF | ++ | − | − | − |
31 | 10 | Non-smoker | Never | VF | ++ | − | − | − |
24 | 10 | Non-smoker | Never | VF | +++ | − | − | − |
36 | 4 | Smoker | Normal | UV | +++ | ++ | − | − |
24 | 6 | Non-smoker | Normal | VF | +++ | − | − | − |
29 | 7 | Non-smoker | Never | NVF | ++ | − | − | − |
29 | 6 | Non-smoker | Normal | EU | +++ | − | − | − |
46 | 11 | Non-smoker | Normal | NVF | ++ | − | − | + |
26 | 9 | Non-smoker | Never | UV | + | − | − | − |
34 | 12 | Non-smoker | Normal | VF | + | − | − | + |
20 | 6 | Smoker | Normal | EU | + | − | − | − |
23 | 10 | Smoker | Never | UV | + | − | + | + |
27 | 8 | Non-smoker | Normal | VF | + | − | − | − |
The HPV DNA PCR results were expressed semiquantitatively according to the intensity of the PCR amplicons.
VF, viable fetus with fetal heart pulsation seen; NVF, non-viable fetus, fetal heart pulsation absent for fetal pole >1 cm; UV, uncertain viability, intrauterine sac seen without fetal pole or absent fetal heart pulsation in a fetal pole <1 cm; EU, empty uterus, no intrauterine sac identified.
† Swab 1, high vaginal swab of the patient; Swab 2, TVS probe swab before patient contact; Swab 3, TVS probe swab after procedure and before disinfection; Swab 4, TVS probe swab after standard disinfection.
HPV, human papillomavirus; TVS, transvaginal sonography.