Table 6.

Conditional logistic regression of the association of embryo abandonment or possible abandonment with different variables from 2010 to 2014

Variable	Crude OR	95% CI	p value	Adjusted OR	95% CI	p value
Number of mature oocytes (≥ 6 vs < 6)	8.61	[5.27–14.05]	< 0.001	1.36	[0.68–2.69]	NS
Embryos produced (≥ 5 vs < 5)	11.73	[7.01–19.62]	< 0.001	1.73	[0.82–3.64]	NS
No. of embryos transferred (≥ 2 vs < 2)	2.35	[1.59–3.47]	< 0.001	0.89	[0.47–1.54]	NS
Score of embryos transfer (> 8 vs ≤ 8)	4.10	[2.91–5.78]	< 0.001	2.10	[1.26–3.49]	0.04
Blastocyst transfer vs cleavage transfer	1.92	[1.58–2.34]	< 0.001	1.03	[0.82–1.32]	NS
No. of frozen embryos (≥ 2 vs < 2)	12.957	[8.43–19.91]	< 0.001	5.77	[3.40–9.27]	< 0.001
Pregnancy (yes vs no)	4.73	[3.37–6.65]	< 0.001	2.59	[1.73–3.89]	< 0.001
Female age (≤ 35 vs > 35)	3.67	[2.54–5.30]	< 0.00	1.56	[1.06–2.39]	0.025

NS not significant