Skip to main content

Table 4 Pregnancy incidence by alignment category and menstrual cycles

From: Use of fertility awareness methods as a component of safer conception for women in HIV-serodifferent relationships in Kenya

 

Pregnancies/menstrual cycles

Pregnancy incidence (per year)

Peak fertility

 Aligned

1/24

0.5

 Not aligned

17/132

1.55

 Partially aligned

13/96

1.62

Widened peak fertility (± 2 days)

 Aligned

4/49

0.98

 Not aligned

13/105

1.49

 Partially aligned

15/98

1.84