Maternal age, years | Data from live births | Data from 2nd trimester amniocentesis | ||
Trisomy 21 | All chromosome abnormalities | Trisomy 21 | All chromosome abnormalities | |
33 | 1/625 | 1/345 | 1/416 | 1/208 |
34 | 1/500 | 1/277 | 1/333 | 1/151 |
35 | 1/385 | 1/204 | 1/250 | 1/132 |
36 | 1/303 | 1/167 | 1/192 | 1/105 |
37 | 1/227 | 1/130 | 1/149 | 1/83 |
38 | 1/175 | 1/103 | 1/115 | 1/65 |
39 | 1/137 | 1/81 | 1/89 | 1/53 |
40 | 1/106 | 1/63 | 1/69 | 1/40 |
41 | 1/81 | 1/50 | 1/53 | 1/31 |
42 | 1/64 | 1/39 | 1/41 | 1/25 |
43 | 1/50 | 1/30 | 1/31 | 1/19 |
44 | 1/38 | 1/24 | 1/25 | 1/15 |
45 | 1/30 | 1/19 | 1/19 | 1/12 |
آیا می خواهید مدیلیب را به صفحه اصلی خود اضافه کنید؟