Template:Genetic risk maternal age collapse table

From Embryology
Genetic risk maternal age  
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Genetic Risk Maternal Age
Age of Mother
Risk of Trisomy 21
Risk of Any Chromosomal Abnormality
20
1 in 1667
1 in 526
21
1 in 1667
1 in 526
22
1 in 1429
1 in 500
23
1 in 1429
1 in 500
24
1 in 1250
1 in 476
25
1 in 1250
1 in 476
26
1 in 1176
1 in 476
27
1 in 1111
1 in 455
28
1 in 1053
1 in 435
29
1 in 1000
1 in 417
30
1 in 952
1 in 384
31
1 in 909
1 in 384
32
1 in 769
1 in 323
33
1 in 625
1 in 286
34
1 in 500
1 in 238
35
1 in 385
1 in 192
36
1 in 294
1 in 156
37
1 in 227
1 in 127
38
1 in 175
1 in 102
39
1 in 137
1 in 83
40
1 in 106
1 in 66
41
1 in 82
1 in 53
42
1 in 64
1 in 42
43
1 in 50
1 in 33
44
1 in 38
1 in 26
45
1 in 30
1 in 21
46
1 in 23
1 in 16
47
1 in 18
1 in 13
48
1 in 14
1 in 10
49
1 in 11
1 in 8
Table Data[1][2][3]
Genetic Links: genetic abnormalities | maternal age | Trisomy 21 | Trisomy 18 | Trisomy 13 | Trisomy X | trisomy mosaicism | Monosomy | Fragile X | Williams | Alagille | Philadelphia chromosome | mitochondria | VACTERL | hydatidiform mole | epigenetics | Prenatal Diagnosis | Neonatal Diagnosis | meiosis | mitosis | International Classification of Diseases | genetics
  1. Hook EB. (1981). Rates of chromosome abnormalities at different maternal ages. Obstet Gynecol , 58, 282-5. PMID: 6455611
  2. Hook EB, Cross PK & Schreinemachers DM. (1983). Chromosomal abnormality rates at amniocentesis and in live-born infants. JAMA , 249, 2034-8. PMID: 6220164
  3. Schreinemachers DM, Cross PK & Hook EB. (1982). Rates of trisomies 21, 18, 13 and other chromosome abnormalities in about 20 000 prenatal studies compared with estimated rates in live births. Hum. Genet. , 61, 318-24. PMID: 6891368