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Table 4 DFI and SDI response and pregnancy rates according to the presence of any female factor

From: The importance of the one carbon cycle nutritional support in human male fertility: a preliminary clinical report

Groups n DFI SDI Pregnancies
Pre Post % change P* Pre Post % change P* CPR (n) LBR (n)
Female factor YES 28 25.1% 25.9% 0.8% 0.145 41.6% 45.8% 4.3% 0.732 4.1% (2) 2.0% (1)
Female factor NO 56 32.1% 21.7% −10.4% 0.000 39.4% 31.6% −7.8% 0.000 67.9% (38) 57.1% (32)
P**     0.000     0.000    
P***           0.000 0.000
  1. *Wilcoxon test; **Mann–Whitney test; ***Independence CHI2 test. Statistically significant differences in bold.