Knowledge, attitudes, and influenza vaccination of medical students in Warsaw, Strasbourg, and Teheran

Table 2 Multiple logistic regression models to identify predictors of being vaccinated in current season and in any of several seasons.

Significant predictors	Max-rescaled R²	β	OR	95% CI for OR	P-value
Model for being vaccinated in current season:
Warsaw	0.40 (0.33*)
Vaccination in previous years		3.06	21.4	8.6-53.1	< 0.0001
Suffering from chronic disease		1.52	4.6	1.8-11.3	0.0010
Year of studies		0.51	1.7	1.1-2.5	0.0208
Strasbourg	0.36 (0.30*)
Vaccination in previous years		2.54	12.7	5.8-28.1	< 0.0001
Year of studies		0.69	2.0	1.3-3.2	0.0031
Teheran	0.54 (0.33*)
Vaccination in previous years		4.01	55.1	4.3-708.3	0.0021
Year of studies		-1.06	0.3	0.1-0.9	0.0221
Model for being vaccinated in current or previous seasons:
Warsaw	0.11
Suffering from chronic disease		0.73	2.1	1.1-4.0	0.0292
Knowledge of indication		0.92	2.5	1.5-4.1	0.0003
Age		-0.35	0.7	0.6-0.9	0.0003
Strasbourg	0.07
Male		- 0.83	0.4	0.2-0.9	0.0167
Proposition of payable vaccination		0.85	2.3	1.2-4.7	0.0167
Teheran	0.08
Proposition of payable vaccination		1.22	3.4	1.0-11.3	0.0484

*Value for a model containing vaccination in previous years as a sole predictor.

ISSN: 2047-783X