Table 2.

Multivariate linear and logistic regression analyses indicating associations between several variables and the outcomes of interest.

Variable	Coeff.	SE	t	p
Model 1. Considering the recommended vaccinations very dangerous for their children F(12, 425) = 13.85, p < 0.0001, R2 = 28.1%, adjusted R2 = 26.1%
Those who knew that children with chronic diseases are at greater risk of complications from VPDs	1.60	0.28	5.60	<0.001
Those who do not believe that the administration of vaccinations is useful for their children	−0.47	0.07	−6.36	<0.001
Not having a baccalaureate/graduate degree	−1.08	0.33	−3.24	0.001
Those who do not work as a healthcare professional	−1.38	0.59	−2.32	0.021
Unmarried/separated/divorced/widowed	−0.92	0.48	−1.91	0.057
Parents’ perceived health status of the children with chronic conditions	0.17	0.09	1.89	0.059
Female children	0.64	0.42	1.51	0.131
Not having received information about the recommended vaccinations for children with chronic conditions from physicians	−0.51	0.37	−1.39	0.164
No need for additional information about vaccinations	−0.41	0.30	−1.36	0.176
Those who do not know of all vaccinations available in Italy	−0.46	0.35	−1.33	0.183
Having children who take medications	0.37	0.29	1.26	0.207
Older children	0.03	0.03	1.19	0.236
Variable	OR	SE	95% CI	p
Model 2. Having refused or delayed at least one shot of a recommended vaccination for their children with chronic conditions Log likelihood =−149.64, χ2 = 24.41 (7 df), p = 0.0010
Those who had children who took medications for their chronic conditions	2.06	0.73	1.03–4.13	0.041
Those who had not had discussions with pediatricians/medical specialists regarding the recommended vaccinations for their children with chronic conditions	0.47	0.18	0.22–0.99	0.049
Having more than one child	2.29	0.98	0.99–5.29	0.052
Younger children	0.93	0.03	0.87–1.00	0.063
Parents’ perceived health status of the children with chronic conditions	0.86	0.07	0.73–1.02	0.088
Having received information about the recommended vaccinations for children with chronic conditions from the internet/mass media/social media	1.69	0.53	0.92–3.12	0.092
Those who believed that the administration of the vaccinations is not useful for their children with chronic conditions	0.89	0.06	0.78–1.03	0.125
Model 3. Parental vaccine hesitancy Log likelihood =−157.67, χ2 = 161.15 (8 df), p < 0.0001
Those who believed that the administration of the vaccinations is not useful for their children with chronic conditions	0.61	0.47	0.52–0.71	<0.001
Those who considered the recommended vaccinations very dangerous for their children	1.33	0.07	1.19–1.49	<0.001
Those who did not know the recommended vaccinations for their children with chronic conditions	0.27	0.08	0.15–0.48	<0.001
Female children	2.1	0.61	1.18–3.73	0.011
Having received information about the recommended vaccinations for children with chronic conditions from internet/mass media/social media	1.87	0.55	1.05–3.33	0.032
Not having a baccalaureate/graduate degree	0.65	0.24	0.31–1.35	0.247
Those who had not discussed with pediatricians/medical specialists regarding the recommended vaccinations for their children with chronic conditions	0.61	0.26	0.26–1.43	0.253
Older children	1.03	0.32	0.97–1.09	0.309