The
survey was based on a theoretical framework of variables
expected to affect pregnancy prevention intentions and
behaviors using a model2 that integrated key components
from four major health behavioral theories.3–6 In
our analysis, we refi ned this model further, defi ning six
proximal domains that we hypothesized are linked with
young adults’ contraceptive behaviors—background
characteristics, objective and subjective knowledge
about contraceptive methods, evaluation of the consequences
of using methods, and perceived social norms
and personal attitudes regarding pregnancy and contraceptive