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Table 3 Univariable and multivariable analysis of predictors of implantation success for top quality embryos (n = 860)

From: Pronuclear score improves prediction of embryo implantation success in ICSI cycles

  

Unadjusted OR

(95 % CI)

p-value

Adjusted OR

(95 % CI)

p-value

PN score

2–3 (ref)

-

   

1

1.60 (1.12–2.30)

0.011

1.68 (1.17–2.42)

0.005

Age

≥ 35 (ref)

-

   

< 35

2.81 (1.86–4.25)

< 0.0001

2.80 (1.85–4.23)

< 0.0001

ET day

Day 2–3 (ref)

-

   

Day 5

1.88 (1.16–3.04)

0.010

1.71 (1.03–2.84)

0.039