Table 4.

Coefficients from conditional logit vaccine preference model.

Attribute	Coefficient	P value	Odd Ratio	95% confidence interval
Protection against cervical cancer
70%	0.3986	<0.001	1.49	1.27–1.73
90%	0.596	<0.001	1.81	1.47–2.23
Protection against genital warts
90%	0.9179	<0.001	2.50	2.24–2.79
Protection duration
25 year	0.508	<0.001	1.66	1.42–1.94
100 year	0.8272	<0.001	2.28	1.92–2.71
Serious side effects		<0.001
1:150000	− 0.7079	<0.001	0.49	0.42–0.57
1:30000	− 1.3946	<0.001	0.24	0.20–0.29
Cost	−0.00113	0.033	0.99	0.99–1