Table 5.10  Percent distribution of women and currently married men by knowledge of the fertile period during
            the ovulatory cycle, according to current use/non use of periodic abstinence, Philippines 2003
            (Knowledge of fertile period)

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                                               Women
                                     --------------------------------
                                       Users of   Nonusers of
Perceived fertile period               periodic      periodic
                                     abstinence    abstinence      All      Men
--------------------------------------------------------------------------------

Just before her period begins               4.7           6.3      6.2      7.1
During her period                           0.1           0.8      0.8      1.2
Right after her period has ended           40.5          40.9     40.9     40.0
Halfway between two periods                43.3          25.9     26.7     19.3
Other                                       0.8           0.3      0.3      0.2
No specific time                            7.6          10.7     10.5     12.5
Don't know                                  3.0          15.0     14.5     19.7
Missing                                     0.0           0.2      0.2      0.0

Total                                     100.0         100.0    100.0    100.0
Number                                      587        13,046   13,633    4,766

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Source:  2003 National Demographic and Health Survey
         National Statistics Office & Department of Health

Page last updated:  September 11, 2006