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Table 3 Multiple regression analysis of variables for total gonadotropin dose and duration of stimulation

From: Does obesity have detrimental effects on IVF treatment outcomes?

Variable Multiple regression analysis
Gonadotropin dose, total for cycle (IU)a Duration of stimulation (days)b
β value P value β value P value
Age (years) 0.316 0.001 0.073 0.259
Years of infertility −0.025 0.707 0.044 0.498
BMI (kg/m2) 0.136 0.043 0.179 0.007
PCOS 0.029 0.663 0.178 0.008
  1. BMI body mass index, PCOS polycystic ovary syndrome
  2. aAdjusted R2 = 0.10
  3. bAdjusted R2 = 0.07