Family Planning Perspectives Volume 33, Number 1, January/February 2001
|
Table 1. Median age (and interquartile range) of study participants and percentage with selected characteristics at enrollment among participants in a barrier contraceptive acceptability study, by type of participant, Northern California, 1995-1998 | |||
Characteristic | Women enrolled without a partner (N=350) |
Women enrolled with a partner (N=160) |
All male partners (N=160) |
Social and demographic | |||
Median age (in yrs.) | 20.1 (18.0-24.3) |
19.9 (18.3-24.0) |
21.8 (19.1-24.8) |
% white | 48.9 | 49.4 | 50.0 |
% black | 6.3 | 3.8 | 5.6 |
% Hispanic | 25.7 | 26.9 | 23.8 |
% Asian | 11.7 | 11.9 | 7.5 |
% other/multiracial | 7.1 | 7.5 | 11.9 |
% foreign-born | 25.4 | 25.6 | 26.9 |
% received welfare in last year | 10.6 | 11.3 | 8.1 |
% whose mother completed no more than high school | 48.6 | 40.6 | 40.0 |
% whose father completed no more than high school | 37.0 | 36.3 | 33.1 |
Partner communication and gender norms | |||
% discussed contraception with partner | 84.3** | 98.1 | 94.3 |
% discussed sexual history with partner | 78.5** | 94.1 | 88.8 |
% distribution by who made decision about contraceptive use (in last 6 mos.) | |||
Study participant decided | 29.8 | 36.5 | 4.4 |
Partner decided | 6.9 | 1.9 | 22.5 |
Both | 63.3 | 61.6 | 73.1 |
% distribution by view of who is more likely to cheat in relationship | |||
Men more likely | 46.6 | 47.5 | 56.6 |
Women more likely | 4.9 | 1.9 | 6.9 |
Both/neither | 48.5 | 49.6 | 36.6 |
Sexual behavior/perceived STI risk | |||
% first had vaginal sex at <=15 | 44.9 | 39.4 | 43.8 |
% ever used female condom | 2.9 | 4.4 | 0.0 |
% ever used spermicides | 33.1 | 38.1 | 0.0 |
% used male condom at last coitus | 61.1 | 55.6 | 52.5 |
% used hormonal method at last coitus | 28.0** | 40.6 | 35.6 |
% used no method at last coitus | 14.9 | 8.8 | 10.6 |
% had multiple partners in last 6 mos. | 40.0** | 28.8 | 23.1 |
% currently has main partner | 77.4** | 99.4 | 98.1 |
% feel unlikely to contract STI next yr. | 54.9** | 69.4 | 75.0 |
Reproductive health | |||
% ever been pregnant/ever impregnated partner | 34.6 | 33.8 | 34.4 |
% ever diagnosed with STI | 21.1 | 16.9 | 13.8 |
% ever had abortion | 21.4 | 20.6 | na |
% distribution by study site | |||
Marin Family Planning Clinic | 22.0 | 23.1 | 22.5 |
Planned Parenthood San Rafael | 51.7 | 36.3 | 36.3 |
UC Berkeley Tang Health Center | 26.3 | 40.6 | 41.3 |
**Difference between women enrolled with a partner and those enrolled without a partner significant at p<.01. Notes: na=not applicable. The interquartile range is a measure of dispersion showing the interval between the 25th quartile and the 75th quartile. |
Table 2. Percentage of study participants who chose a specific barrier method, and percentage distribution of participants by overall choice of method, according to type of participant | |||
Method or choice | Women enrolled without a partner (N=350) |
Women enrolled with a partner (N=160) |
All male partners (N=160) |
Any method | |||
Female condom | 56.9 | 65.6 | 50.6 |
Male condom | 65.7 | 60.6 | 60.0 |
Spermicides | |||
Film | 42.9 | 41.3 | 25.6 |
Suppositories | 24.9 | 23.1 | 18.1 |
Foam | 37.1 | 40.0 | 30.0 |
Gel | 29.7 | 27.5 | 21.3 |
% distribution by choice | |||
Female-controlled alone | 22.3 | 25.0 | 18.1 |
Female condom only | 4.0 | 6.3 | 7.5 |
Spermicides only | 7.1 | 6.3 | 4.4 |
Female condoms & spermicides | 11.1 | 12.5 | 6.3 |
Male condom and female-controlled methods | 56.9 | 53.8 | 46.3 |
Male condoms only | 8.9 | 6.9 | 13.8 |
None | 12.0 | 14.4 | 21.9 |
Total | 100.0 | 100.0 | 100.0 |
Table 3. Odds ratios (and 95% confidence intervals) from multiple logistic regression analysis of choice of female-controlled barrier methods alone among women enrolled without a partner (N=297) | |
Factor | Odds ratio |
<18 years old | |
Has discussed contraception with current main partner | 1.8 (0.9, 3.6) |
Has not discussed contraception with current main partner | 7.5* (1.1, 50.3) |
Has discussed contraception with current main partner and is >=18 | 1.0 (0.4, 2.5) |
Race/ethnicity | |
Asian | 1.1 (0.3, 3.3) |
Hispanic | 2.4 (1.0, 5.8) |
White | 2.6* (1.1, 6.2) |
Had multiple partners in last 6 mos. | 0.7* (0.6, 1.0) |
Used male condom at last sex | 0.5* (0.2, 0.9) |
Currently using hormonal method | 2.1* (1.1, 4.0) |
*p<.05. Reference group consists of black and multiracial individuals. Note: In this and the following table, female-controlled barrier methods are female condoms and spermicides. |
Table 4. Odds ratios (and 95% confidence intervals) from multiple logistic regression analysis of choice of female-controlled barrier methods among women (N=137) and men (N=123) enrolled as couples | |||
Factor | Women | Men | |
<18 years old | 6.0** (1.9, 19.1) | 2.3 (0.8, 6.9) | |
Ever had STI | 1.5 (0.5, 5.0) | 1.0 (0.3, 3.9) | |
Had multiple partners in last 6 mos. | 1.1 (0.6, 1.8) | 1.0 (0.6, 1.5) | |
Used male condom at last sex | 0.5 (0.1, 1.4) | 0.5 (0.2, 1.6) | |
Currently using hormonal method | 6.3** (2.1, 19.0) | 2.3 (0.8, 7.0) | |
**p<.01. Notes: Logistic models were constructed independently for females and for males. Two men were dropped from the analysis because of missing values. |
Statement of Accuracy/User Agreement
© copyright 2001, The Alan Guttmacher Institute. |