Table 2 HAV-infections: estimated (weighted) prevalence of HAV-specific antibodies due to HAV infection in German children and adolescents (aged 3–17 years) by demographic characteristics and (weighted) results of univariable and multivariable analyses (n = 10,785).

Anti-HAV tested and vaccination card available (10,785)

3.24 (2.87–3.66)

—

—

—

—

Age (yearly)

—

1.08 (1.04–1.11)

<0.001

1.07 (1.04–1.11)

<0.001

   male (5,552)

2.91 (2.45–3.46)

ref.

—

—

—

   female (5,233)

3.59 (3.06–4.20)

1.24 (0.99–1.56)

0.065

—

—

   North-West (1,423)

2.42 (1.71–3.42)

ref.

—

ref.

—

   Central-West (2,676)

3.63 (3.04–4.32)

1.51 (1.02–2.26)

0.042

1.31 (0.87–1.97)

0.193

   South-West (3,228)

3.00 (2.32–3.74)

1.23 (0.80–1.89)

0.354

1.16 (0.75–1.80)

0.508

   North-East (1,174)

2.67 (1.86–3.82)

1.10 (0.66–1.85)

0.704

1.38 (0.80–2.38)

0.242

   Central-East (1,954)

4.32 (3.09–6.01)

1.82 (1.11–2.99)

0.019

2.30 (1.37–3.88)

0.002

   Berlin (330)

5.03 (3.00–8.32)

2.13 (1.12–4.07)

0.021

1.76 (0.90–3.45)

0.097

   <5,000 (rural area) (2,382)

3.05 (2.24–4.13)

ref.

—

—

—

   5,000–<20,0000 (small town) (2,880)

2.85 (2.10–3.85)

0.93 (0.60–1.45)

0.759

—

—

   20,000–<100,0000 (medium-sized town) (3,147)

3.13 (2.63–3.73)

1.03 (0.72–1.48)

0.873

—

—

   >100,000 (large town) (2,376)

3.95 (3.21–4.85)

1.31 (0.89–1.92)

0.165

—

—

   low (2,792)

4.18 (3.36–5.19)

ref.

—

—

—

   medium (5,083)

2.68 (2.20–3.26)

0.63 (0.47–0.85)

0.002

—

—

   high (2,708)

2.58 (2.04–3.25)

0.61 (0.44–0.85)

0.003

—

—

   unknown (202)

—

—

—

—

—

   Non-migrant (8,542)

2.28 (1.94–2.68)

ref.

—

ref.

—

   One-sided (726)

2.97 (1.92–4.58)

1.31 (0.80–2.15)

0.281

1.45 (0.88–2.39)

0.148

   Two-sided (1,479)

7.76 (6.34–9.48)

3.60 (2.76–4.70)

<0.001

3.84 (2.92–5.04)

<0.001

   unknown (38)

—

—

—

—

—