Table 5 Relative educational inequalities in sporting inactivity among adults in Germany aged 25–69 years by survey year

  Low education

2.80 (2.38–3.30)

3.47 (3.08–3.90)

3.78 (3.37–4.23)

4.63 (4.01–5.36)

  Medium education

1.85 (1.59–2.16)

2.01 (1.81–2.23)

2.09 (1.89–2.30)

2.28 (2.03–2.56)

  High education (ref.)

1.00

1.00

1.00

1.00

 RII^a (95% CI)

2.08 (1.83–2.38)

2.58 (2.32–2.87)

2.79 (2.53–3.07)

3.44 (3.03–3.91)

  Low education

2.80 (2.26–3.48)

3.47 (2.93–4.10)

3.88 (3.31–4.54)

5.10 (4.20–6.19)

  Medium education

2.06 (1.66–2.54)

2.17 (1.86–2.53)

2.40 (2.08–2.78)

2.73 (2.33–3.20)

  High education (ref.)

1.00

1.00

1.00

1.00

 RII^b (95% CI)

2.06 (1.72–2.47)

2.50 (2.16–2.90)

2.73 (2.38– 3.13)

3.45 (2.92–4.07)

  Low education

2.75 (2.14–3.53)

3.44 (2.93–4.04)

3.60 (3.08–4.21)

4.11 (3.30–5.11)

  Medium education

1.64 (1.31–2.04)

1.85 (1.62–2.11)

1.78 (1.56–2.02)

1.87 (1.58–2.21)

  High education (ref.)

1.00

1.00

1.00

1.00

  RII^b (95% CI)

2.13 (1.76–2.58)

2.71 (2.34–3.14)

2.89 (2.52–3.32)

3.46 (2.84–4.23)