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Table 4 Multivariate linear regression analysis of factors on number of embryos available

From: Mediterranean diet improves embryo yield in IVF: a prospective cohort study

Variable

t

P

Unstandardized β [95% CI]

Standardized β

MediDiet adherence (a vs. b)

−2.306

0.022

−1.020 [− 1.889, − 0.151]

− 0.099

Female age

− 4.254

0.000

− 0.281 [− 0.411, − 0.151]

− 0.205

Infertility type (primary vs. secondary)

1.153

0.250

0.524 [− 0.369, 1.417]

0.052

Duration of infertility

0.511

0.610

0.046 [− 0.132, 0.225]

0.023

BMI

−0.483

0.629

−0.039 [− 0.200, 0.121]

−0.022

Basal FSH

−3.555

0.000

−0.282 [− 0.438, − 0.126]

−0.165

Gn duration

2.877

0.004

0.343 [0.109, 0.578]

0.152

Dosage of Gn

−4.516

0.000

−0.001 [− 0.002, − 0.001]

−0.259

Sperm concentration

−0.601

0.548

0.003 [−0.014, 0.008]

0.026

Total motile sperm

1.303

0.193

−0.020 [− 0.010, 0.049]

0.056

  1. NOTE: β = regression coefficient; a means higher adherence to MediDiet pattern, b means lower adherence to MediDiet pattern