. 2021 Jan 20;38(3):587–594. doi: 10.1007/s10815-020-02045-5

Table 2.

The analysis of mitochondria DNA levels in D5 and D6 blastocysts with identical ploidy and transfer outcomes

	Biopsy day	Number of embryos	mtDNA level [95% CI]	P value
Aneuploid blastocysts	D5	488	0.001239 [0.001109–0.001369]	.003
Aneuploid blastocysts	D6	309	0.000963 [0.000862–0.001063]	.003
Euploid blastocysts	D5	341	0.001072 [0.000995–0.001149]	.0002
Euploid blastocysts	D6	163	0.000819 [0.000711–0.000927]	.0002
ET with positive CP	D5	159	0.000758 [0.000698–0.000818]	.0001
ET with positive CP	D6	63	0.000572 [0.000516–0.000628]	.0001
ET with negative CP	D5	69	0.000958 [0.000832–0.001082]	.04
ET with negative CP	D6	47	0.000756 [0.000661–0.000851]	.04

CI, confidence interval; CP, clinical pregnancy; D5, day 5; D6, day 6; ET, embryo transfer; mtDNA, mitochondria DNA