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Table 2 Observed live birth and discontinuation rates in the study population ( N= 3,002)

From: Joint modeling of success and treatment discontinuation in in vitrofertilization programs: a retrospective cohort study

  Parisian center (Cochin) Medium-sized city center (Clermont-Ferrand) P*
  n=1,556 (%) n=1,446 (%)  
Live birth rate    
  1st attempt 22 21 ns
  2nd attempt 18 19 ns
  3rd attempt 9 17 0.002
  4th attempt 9 16 0.066
Discontinuation rate    
  1st attempt 37 25 <0.001
  2nd attempt 46 31 <0.001
  3rd attempt 49 39 0.010
  1. * p-value for the chi2 test comparing live birth rate and discontinuation rates according to inclusion center.