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. 2012 Oct 6;29(11):1241–1247. doi: 10.1007/s10815-012-9868-x

Table 3.

Influence of IMSI on fertilization and embryo quality on day 3 according to oocyte morphological evaluation

Oocyte dysmorphism Fertilization Embryo quality (D3)
OR CI p value OR CI p value
Granular cytoplasm (n = 299) 1.16 0.48–2.77 0.316 1.12 0.41–3.46 0.338
Dark cytoplasm (n = 291) 0.92 0.31–1.89 0.392 1.92 0.88–4.37 0.862
SER (n = 303) 0.33 0.11–1.98 0.490 1.21 0.20–7.22 0.839
Vacuoles (n = 246) 0.90 0.37–2.20 0.825 1.80 1.26–3.07 0.001
PVS granularity (n = 410) 0.93 0.69–1.25 0.636 1.49 0.97–2.08 0.180
ZP (n = 516) 1.34 0.67–2.69 0.406 1.94 0.95–3.95 0.068
PVS size (n = 885) 0.61 0.36–1.05 0.072 1.51 0.84–2.71 0.163
Fragmented PB (n = 1281) 1.35 0.89–2.04 0.159 1.12 0.67–1.88 0.670
Shape (n = 222) 1.10 0.42–2.88 0.843 4.07 0.97–17.07 0.140

SER aggregates of smooth endoplasmic reticulum cluster; PVS perivitelline space; ZP zona pellucida; PB polar body; OR odds ratio; CI confidence intervals; D3 day 3 of development