trisomies 21, 18 and 13
Conditions
Interventions
Gold Standard:The gold standard of this study is karyotype analysis.
(NIPT)
Sponsors
the Second Hospital of Hebei Medical University
Eligibility
Sex/Gender
Female
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: Pregnants aged =18 years who willing to undergo NIPT screening.;Inclusion criteria: Pregnants aged =18 years who willing to undergo NIPT screening.;Inclusion criteria: Pregnants aged =18 years who willing to undergo NIPT screening.;Inclusion criteria: Pregnants aged =18 years who willing to undergo NIPT screening.;Inclusion criteria: Pregnants aged =18 years who willing to undergo NIPT screening.
Exclusion criteria
Exclusion criteria: (1) Pregnants with 100 Kg);Exclusion criteria: (1) Pregnants with 100 Kg);Exclusion criteria: (1) Pregnants with 100 Kg);Exclusion criteria: (1) Pregnants with 100 Kg);Exclusion criteria: (1) Pregnants with 100 Kg)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Sensitivity;Specificity;False positive rate;False negative rate;Positive likelihood ratio;Negative likelihood ratio;Coincidence rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| Positive predictive value;Negative predictive value; | — |
Countries
China
Contacts
Public ContactYing-Jie Zhou;Ying-Jie Zhou;Ying-Jie Zhou;Ying-Jie Zhou;Ying-Jie Zhou ;;;;
the Second Hospital of Hebei Medical University;the Second Hospital of Hebei Medical University;the Second Hospital of Hebei Medical University;the Second Hospital of Hebei Medical University;the Second Hospital of Hebei Medical University
Outcome results
None listed