Table 1 Demographic profile of participants

Control group n = 122 n (%)

p

Gender (n = 237)

Male

76 (64)

68 (57)

] 0.370

Female

42 (36)

51 (43)

Age (n = 241)

20<30

69 (59)

54 (44)

] 0.166

30<40

27 (23)

29 (24)

40<50

12 (10)

19 (15)

≦50

11 (8)

20 (16)

Travel with conductor (n = 241)

Yes

1 (1)

3 (2)

] 0.325

No

118 (99)

119 (92)

Visiting days^b (n = 241)

10

10

–

Visiting times (n = 241)

Once

51 (43)

45 (37)

] 0.329

More than once

68 (57)

77 (63)

Visiting medical facility (n = 240)

Yes

15 (13)

40 (33)

] < 0.001^***

No

104 (87)

81 (67)

Medical Insurance (n = 240)

Yes

102 (86)

104 (86)

] 0.504

No

17 (14)

17 (14)

Reason to not have insurance^a

Did not know

2

5

–

Have confidence

4

6

–

Unnecessary expense

10

6

–

Other

0

3

–

Previous health information (n = 241)

Yes

23 (19)

22 (18)

] 0.796

No

96 (81)

100 (82)

Source of the information^a

Brochure

6

9

–

Web

12

5

–

Health Facilities from home country

2

3

–

Colleagues and friends

7

11

–

Regions (n = 241)

USA

62 (52)

62 (51)

–

Canada

9 (7)

10 (8)

–

China

10 (9)

0 (0)

–

UK

7 (6)

21 (17)

–

Indonesia

6 (5)

0 (0)

–

France

3 (3)

3 (3)

–

Germany

4 (3)

0 (0)

–

Australia

3 (3)

3 (3)

–

New Caledonia

4 (3)

3 (2)

–

Singapore

2 (2)

3 (2)

–

Other (11 countries)

9 (7)

17 (14)

–

STAI - Y (trait anxiety score) before the trial^b (n = 241)

61

61

–