Table 1 The clinical characteristics of 131 fetuses with TE and the detection rates of chromosomal abnormalities in different groups
indicators | Value and proportion | Detection rate (%) | |||
|---|---|---|---|---|---|
karyotyping | SNP-array | ||||
Demographic characteristics | |||||
Average of maternal age | 30.9 | ||||
Gestational age(weeks) | 13+~31+ | ||||
Male | 86 (65.6%) | ||||
Female | 45 (34.4%) | ||||
Ultrasonography findings | |||||
Bilateral | 81 (61.8%) | 7.4% | 19.8% | ||
Unilateral | Left-sided | 18 (13.7%) | 12.0% | 22.0% | |
Right-sided | 32 (24.4%) | ||||
Isolated TE | 55(42.0%) | 0% | 3.6% | ||
Complex TE | 76(58.0%) | 15.8% | 35.5% | ||
Total | 131(100%) | 9.2% | 20.6% | ||