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Table 1 Patient characteristics

From: Predictive value of the time interval between embryo loading and transfer for IVF/ICSI success: a prospective cohort study

  All patients Patients with rigid catheter Patients with soft catheter p
Number of patients 410 336 74 -
Age (years)a 31.7 ± 5.3 31.7 ± 5.2 31.7 ± 5.5 0.9
Body mass index (kg/m2)a 24.6 ± 5.5 24.6 ± 5.6 24.0 ± 5.5 0.4
Tubal factorb 75 (18.3) 60 (17.9) 15 (20.3) 0.6
Male factorb 285 (69.5) 229 (68.2) 56 (75.7) 0.2
Endometriosisb 69 (16.8) 58 (17.3) 11 (14.9) 0.6
Polycystic ovary syndromeb 44 (10.7) 34 (10.1) 10 (13.5) 0.4
Idiopathic infertilityb 9 (2.2) 5 (1.5) 4 (5.4) 0.06
Number of retrieved oocytesa 4.8 ± 3.3 4.5 ± 3.1 5.0 ± 3.5 0.6
Length of stimulation (days)a 11 (10–12) 11 (10–12) 11 (10–12) 0.9
ICSIb 145 (35.4) 112 (33.3) 30 (40.5) 0.2
Ongoing pregnancy rateb 112 (27.3) 84 (25.0) 28 (37.8) 0.02
Live birth rateb 98 (23.9) 64 (19.0) 24 (32.4) 0.01
  1. Data are provided as ameans ± standard deviation and b n (%)