Page 80 - PRECONGRESS COURSE 01
P. 80
Semen prediction model
Spontaneous pregnancy chances
• WHO criteria
• WHO abnormal: 23% pregnant at 12 months
• WHO normal: 24% pregnant at 12 months
• Multivariable semen model
• Worst semen: 7% pregnant at 12 months
• Best semen: 41% pregnant at 12 months
• Note: other prognostic variables – age, duration, previous pregnancy, etc.
80
Page 76 of 175
