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1999 Adult Behavioral Risk Factor Data

Oregon Behavioral Risk Factor Surveillance System (BRFSS), 1999

Weighted Column Percents Unweighted Frequencies
When you have intercourse, how often
do you use a method to prevent pregnancy?

(Weighted Column Percents)

Total Age Groups
18-24 25-34 35-44 45-54 55-64 65+
Some of the time 5.4 6.3 5.8 3.6


Most of the time 10.9 13.4 10.4 8.7


Every time 83.7 80.3 83.8 87.7


Female Some of the time 5.4 6.3 5.8 3.6


Most of the time 10.9 13.4 10.4 8.7


Every time 83.7 80.3 83.8 87.7


Denominator is:
All female respondents under the age of 45 who have not had had hysterectomies, are not pregnant, are sexually active, are using birth control now, but not sterilization or tubal ligation.

When you have intercourse, how often
do you use a method to prevent pregnancy?

(Unweighted Frequencies)

Total Age Groups
18-24 25-34 35-44 45-54 55-64 65+
Total 509 132 243 134


Some of the time 25 8 13 4


Most of the time 47 15 20 12


Every time 430 107 207 116


Don't know/Not sure 4
2 2


Refused 3 2 1



Female Total 509 132 243 134


Some of the time 25 8 13 4


Most of the time 47 15 20 12


Every time 430 107 207 116


Don't know/Not sure 4
2 2


Refused 3 2 1



Denominator is:
All female respondents under the age of 45 who have not had had hysterectomies, are not pregnant, are sexually active, are using birth control now, but not sterilization or tubal ligation.