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Table 1 NGS testing for blastocysts

From: Improved clinical outcomes of preimplantation genetic testing for aneuploidy using MALBAC-NGS compared with MDA-SNP array

Clinical data Couples Total
Robertsonian translocation Reciprocal translocation Inversion PGS Sex chromosome abnormality
No. of cases 157 405 40 111 92 805
Maternal age (mean ± SD) 30.2 ± 4.9 29.4 ± 4.09 30.0 ± 4.03 35.4 ± 5.35 28.7 ± 4.06 30.3 ± 4.76
No. of blastocysts biopsied 603 1825 153 395 345 3321
Euploidy 164 (27.2%) 313 (17.2%) 54 (35.3%) 130 (32.9%) 105 (30.4%) 766 (23.1%)
Numerical abnormality 264 (43.8%) 241 (13.2%) 29 (18.9%) 131 (33.2%) 95 (27.5%) 760 (22.9%)
Structural abnormality 41 (6.8%) 237 (13.0%) 22 (14.4%) 42 (10.6%) 62 (18.0%) 404 (12.2%)
Complex abnormality 134 (22.2%) 1034 (56.6%) 48 (31.4%) 92 (23.3%) 83 (24.1%) 1391 (41.8%)