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Table 2 Characteristics of the survey response groups for Survey-2

From: Survey on patients with undiagnosed diseases in Japan: potential patient numbers benefiting from Japan’s initiative on rare and undiagnosed diseases (IRUD)

Survey-2

National/public university hospitals

(NUH)

Private university hospitals (main)

(PUH-main)

Private university hospitals (branch)

(PUH-branch)

Pediatrics/pediatric surgery

Others

Pediatrics/pediatric surgery

Others

Pediatrics/pediatric surgery

Others

No. of doctors who completed the survey

75

 

280

 

40

 

245

 

33

 

166

 

Sex

 Male

63

84.0%

257

91.8%

31

77.5%

215

87.8%

28

84.8%

149

89.8%

 Female

12

16.0%

23

8.2%

9

22.5%

30

12.2%

5

15.2%

17

10.2%

Age

 20s

0

0.0%

0

0.0%

0

0.0%

0

0.0%

0

0.0%

0

0.0%

 30s

23

30.7%

62

22.1%

7

17.5%

59

24.1%

6

18.2%

26

15.7%

 40s

39

52.0%

162

57.9%

18

45.0%

114

46.5%

12

36.4%

70

42.2%

 50s

10

13.3%

53

18.9%

10

25.0%

57

23.3%

13

39.4%

57

34.3%

 60+

3

4.0%

3

1.1%

5

12.5%

15

6.1%

2

6.1%

13

7.8%

Years since obtaining medical license

 Under 10 years

0

0.0%

4

1.4%

1

2.5%

12

4.9%

1

3.0%

5

3.0%

 10–14

27

36.0%

61

21.8%

3

7.5%

56

22.9%

6

18.2%

31

18.7%

 15–19

24

32.0%

105

37.5%

13

32.5%

59

24.1%

7

21.2%

35

21.1%

 20–24

16

21.3%

63

22.5%

11

27.5%

52

21.2%

5

15.2%

33

19.9%

 25–29

3

4.0%

27

9.6%

5

12.5%

28

11.4%

3

9.1%

34

20.5%

 30+

5

6.7%

20

7.1%

7

17.5%

38

15.5%

11

33.3%

28

16.9%

No. of outpatients in the past month

 Under 100 cases

38

50.7%

86

30.7%

13

32.5%

61

24.9%

5

15.2%

23

13.9%

 100–199 cases

29

38.7%

110

39.3%

15

37.5%

75

30.6%

9

27.3%

52

31.3%

 200–299 cases

8

10.7%

51

18.2%

9

22.5%

67

27.3%

11

33.3%

37

22.3%

 300–399 cases

0

0.0%

19

6.8%

2

5.0%

20

8.2%

5

15.2%

22

13.3%

 400–599 cases

0

0.0%

9

3.2%

1

2.5%

19

7.8%

2

6.1%

19

11.4%

 600–799 cases

0

0.0%

2

0.7%

0

0.0%

3

1.2%

1

3.0%

10

6.0%

 800–999 cases

0

0.0%

1

0.4%

0

0.0%

0

0.0%

0

0.0%

1

0.6%

 1000+ cases

0

0.0%

2

0.7%

0

0.0%

0

0.0%

0

0.0%

2

1.2%