Table 8 Subgroup - analysis by country of birth of patients with Turkish migration background concerning linguistic proficiency, literacy, comprehension

German language “How would you rate your German linguistic proficiency?”

T born T n(%):

1: 9(10.47)

2: 22(25.58)

3: 34(39.53)

4: 15(17.44)

5: 6(6.98)

mean ± SD: 2.85 ± 1.06

p < 0.0001

T born G n(%):

1: 0(0)

2: 0(0)

3: 2(5.71)

4: 13(37.14)

5: 20(57.14)

mean ± SD: 4.51 ± 0.61

Turkish language “How would you rate your Turkish linguistic proficiency?”

T born T n(%):

1: 0(0)

2: 3(3.49)

3: 18(20.93)

4: 46(53.49)

5: 19(22.09)

mean ± SD: 3.94 ± 0.76

p = 0.374

T born G n(%):

1: 1(2.86)

2: 0(0)

3: 4(11.43)

4: 20(57.14)

5: 10(28.57)

mean ± SD: 4.09 ± 0.82

German language in daily activities “Is your German sufficient for your everyday-life activities?”

T born T n(%):

1 ^§: 13(15.12)

2: 22(25.58)

3: 23(26.74)

4: 13(15.12)

5: 15(17.44)

mean ± SD: 2.94 ± 1.21

p < 0.0001

T born G n(%):

1 ^§: 0(0)

2: 0(0)

3: 0(0)

4: 9(25.71)

5: 26(74.29)

mean ± SD: 4.74 ± 0.44

German literacy “How well can you read and write in German?”

T born T n(%):

1: 27(31.40)

2: 13(15.12)

3: 23(26.74)

4: 15(17.44)

5: 8(9.30)

mean ± SD: 2.58 ± 1.34

p < 0.0001

T born G n(%):

1: 0(0)

2: 0(0)

3: 1(2.86)

4: 9(25.71)

5: 25(71.43)

mean ± SD: 4.69 ± 0.53

Turkish literacy “How good can you read and write in Turkish?”

T born T n(%):

1: 15(17.44)

2: 3(3.49)

3: 15(17.44)

4: 30(34.88)

5: 23(26.74)

mean ± SD: 3.50 ± 1.39

p = 0.110

T born G n(%):

1: 1(2.86)

2: 3(8.57)

3: 3(8.57)

4: 19(54.29)

5: 9(25.71)

mean ± SD: 3.91 ± 0.98

Interaction between patient and physician in charge

Reception of information “How well did you understand what the physician told you?”

T born T n(%):

1*: 11(12.79)

2*: 13(15.12)

3*: 29(33.72)

4*: 19(22.09)

5*: 14(16.28)

mean ± SD: 3.14 ± 1.24

p < 0.0001

T born G n(%):

1*: 0(0)

2*: 0(0)

3*: 3(8.57)

4*: 11(31.43)

5*: 21(60.00)

mean ± SD: 4.51 ± 0.66