Table 4.

Among sexually active respondents, percentage of responses indicating use of a hormonal contraceptive or condoms six months later, by pregnancy-intentions measure, Mission Teen Health Project, San Francisco, California, 2001–04

Pregnancy-intentions measure	Percent using hormonal method	Percent using condom only	Percent not using	p-value^a
Girls^b
Wantedness				^*
Definitely no	55.0	37.0	8.0
Any wantedness	57.3	26.0	16.7
Partner’s wantedness				^**
Definitely no	54.0	38.8	7.2
Any wantedness	59.3	26.6	14.1
Happiness				^**
Very unhappy	53.3	40.9	5.8
Any happiness	56.6	31.1	12.3
Likelihood of pregnancy
No likelihood	57.5	32.2	10.3
Any likelihood	52.8	39.3	7.8
Boys^c
Wantedness
Definitely no	60.2	34.0	5.8
Any wantedness	60.3	32.8	6.9
Partner’s wantedness
Definitely no	59.3	34.5	6.2
Any wantedness	63.6	31.8	4.7
Happiness
Very unhappy	61.6	32.8	5.6
Any happiness	59.2	34.9	5.9
Likelihood of pregnancy
No likelihood	57.4	35.2	7.4
Any likelihood	63.0	32.4	4.6
Total	55.8	35.8	8.4

Significant at p ≤ 0.05;

^**

p ≤ 0.01.

P-values compare contraceptive method by intention and are based on relative-risk ratios calculated using multinomial logistic regression, accounting for the clustering of observations within individuals.

Responses across 613 visits among 236 girls.

Responses across 471 visits among 189 boys.