Table 3 Correlation of P4 on the OR day with patient and procedure characteristic and basal hormonal status.

From: Correlation of progesterone levels on the day of oocyte retrieval with basal hormonal status and the outcome of ART

Investigated parameters

P4 continuous

P4 groups low/high (< 2 and ≥ 2 ng/ml)

Female age

r/Ro

− 0.124

− 0.231

p

0.121

0.056

Age groups (< 29, 30–35, ≥ 36 years)

Ro

− 0.117

− 0.140

p

0.135

0.073

BMI continuous

r/Ro

− 0.124

− 0.094

p

0.115

0.231

BMI groups (< 25 and ≥ 25)

Ro

0.010

− 0.011

p

0.900

0.889

Smoking status

Ro

0.055

− 0.010

p

0.485

0.904

Infertility duration (years)

R

0.109

0.065

P

0.166

0.407

Infertility cause

R

− 0.034

− 0.086

P

0.664

0.275

Stimulation protocol

R

0.177

0.157

P

0.024*

0.044*

Insemination method

R

0.174

0.196

P

0.026*

0.012*

Basal hormonal levels

FSH

r/Ro

− 0.230

− 0.194

p

0.003*

0.014*

LH

r/Ro

− 0.035

− 0.092

p

0.664

0.254

E2

r/Ro

− 0.015

− 0.025

p

0.852

0.756

P4

r/Ro

− 0.011

− 0.024

p

0.891

0.776

AMH

r/Ro

0.271

0.170

p

0.001*

0.037*

GT dose

r/Ro

− 0.019

− 0.020

p

0.808

0.801

  1. BMI body mass index, FSH follicle stimulating hormone, LH luteinizing hormone, E2 estradiol, P4 progesterone, AMH anti-Mullerian hormone, GT gonadotropins, ART assisted reproduction techniques.
  2. *p < 0.05