Table 1.

Differences in obstetricians' perceived responsibility for promoting or administering Tdap vaccine to adults in close contact with infants (P value compares responses of agree/strongly agree versus neutral/disagree/strongly disagree).

	Proportion of respondents who agree that obstetricians have responsibility for
	Promoting Tdap vaccine among		Administering Tdap vaccine to
	adults in close contact with infants		adults in close contact with infants
I would likely recommend Tdap vaccine
for women during pregnancy if
recommended by ACIP/ACOG
Agree/strongly agree	77%	< .001	75%	< .001
Neutral/disagree/strongly disagree	50%	—	60%	—
I would likely recommend Tdap vaccine
for women immediately after delivery if
recommended by ACIP/ACOG
Agree/strongly agree	85%	< .05	83%	< .05
Neutral/disagree/strongly disagree	59%	—	68%	—