Table 1 Demographics and clinical information for foreign patients

Sex

 Male

72

35.1

29

46.8

28

30.8

15

28.8

 Female

133

64.9

33

53.2

63

69.2

37

71.2

Age (mean, SD)

45.8

16.5

46.1

18.3

46.7

16.0

43.9

14.7

Country/region of origin

 China

72

35.1

27

43.5

33

36.3

12

23.1

 Philippines

38

18.5

11

17.7

19

20.9

8

15.4

 Korea

33

16.1

5

8.1

16

17.6

12

23.1

 Brazil

10

4.9

0

0.0

6

6.6

4

7.7

 United States

7

3.4

1

1.6

2

2.2

4

7.7

 Taiwan

7

3.4

4

6.5

2

2.2

1

1.9

 Vietnam

5

2.4

3

4.8

1

1.1

1

1.9

 Peru

4

2.0

0

0.0

2

2.2

2

3.8

 India

3

1.5

1

1.6

0

0.0

2

3.8

 Bangladesh

3

1.5

0

0.0

2

2.2

1

1.9

 Others

23

11.2

10

16.1

8

8.8

5

9.6

Language

 Cannot speak Japanese

47

22.9

17

27.4

14

15.4

16

30.8

 Interpreted by relatives

35

17.1

16

25.8

11

12.1

8

15.4

 Interpreted by a professional

11

5.4

1

1.6

2

2.2

8

15.4

Pathway to hospital visitation

 Voluntary visit

89

43.4

10

16.1

56

61.5

23

44.2

 From other hospitals

52

25.4

19

30.6

25

27.5

8

15.4

 From other departments

42

20.5

23

37.1

4

4.4

15

28.8

 Suicide attempt

8

3.9

4

6.5

1

1.1

3

5.8

 Request of the police

6

2.9

0

0.0

5

5.5

1

1.9

 From the RHQ

2

1.0

2

3.2

0

0.0

0

0.0

 Temporary visit on parole

2

1.0

0

0.0

0

0.0

2

3.8

 Others

4

2.0

4

6.5

0

0.0

0

0.0

Diagnosis

 F0

12

5.9

7

11.3

2

2.2

3

5.8

 F1

13

6.3

4

6.5

6

6.6

3

5.8

 F2

42

20.5

12

19.4

20

22.0

10

19.2

 F3

41

20.0

12

19.4

14

15.4

15

28.8

 F4

50

24.4

14

22.6

23

25.3

13

25.0

 F5

22

10.7

1

1.6

15

16.5

6

11.5

 F6

3

1.5

0

0.0

2

2.2

1

1.9

 F7

4

2.0

1

1.6

3

3.3

0

0.0

 F8

1

0.5

1

1.6

0

0.0

0

0.0

 F9

3

1.5

3

4.8

0

0.0

0

0.0

 G40

8

3.9

1

1.6

6

6.6

1

1.9

 No diagnosis

6

2.9

6

9.7

0

0.0

0

0.0

Substance use

 Alcohol

11

5.4

4

6.5

5

5.5

2

3.8

 Amphetamine

5

2.4

0

0.0

2

2.2

3

5.8

 Cannabis

3

1.5

0

0.0

0

0.0

3

5.8

 Thinner

2

1.0

0

0.0

1

1.1

1

1.9

 Others

3

1.5

3

4.8

0

0.0

0

0.0

Treatment

 Outpatient

194

94.6

60

96.8

83

91.2

51

98.1

 Outpatient after hospitalisation

7

3.4

2

3.2

5

5.5

0

0.0

 Hospitalisation

4

2.0

0

0.0

3

3.3

1

1.9

Outcome

 Followed up

90

43.9

26

41.9

39

42.9

25

48.1

 Discontinued by oneself

66

32.2

21

33.9

26

28.6

19

36.5

 Finished follow-up

22

10.7

5

8.1

12

13.2

5

9.6

 Introduced to other hospitals/clinics

21

10.2

8

12.9

11

12.1

2

3.8

 Only hospitalisation

3

1.5

0

0.0

2

2.2

1

1.9