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. 2020 Nov 25;20:891. doi: 10.1186/s12879-020-05634-y

Fig. 1.

Fig. 1

Association of demographic and lifestyle factors with vaccine response status. Distribution of sex in % within each group (a), age at the first HBV vaccination (b), Body Mass Index (BMI) (c), and % smokers per group (d) is shown. Kruskal-Wallis test was used to compare the three groups. Smokers were subdivided into light (0–9 cigarettes/day; grey) or heavy (≥10 cigarettes/day; black) smokers. (e) Distribution of vaccine preparation/type in responders (white bars) and low−/non-responders (black bars). **p < 0.01, ***p < 0.001