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Table 2 Practice patterns for participants who diagnose ASD (n = 57)

From: Practice patterns and determinants of wait time for autism spectrum disorder diagnosis in Canada

Practice characteristic

n

%

Accepts referrals from family doctor

 Yes

44

77.2%

 No

12

21.1%

 Missing

1

1.8%

Number of visits to make a diagnosis of ASD

 1 visit

8

14.0%

 2 visits

33

57.9%

 3 visits

11

19.3%

 4 visits

4

7.0%

 5 visits

1

1.8%

Reported typical visit length

  < 30 min

3

5.3%

 31–60 min

20

35.1%

 61–90 min

19

33.3%

 91–120 min

8

14.0%

 121–180 min

5

8.8%

  > 180 min

2

3.5%

For what percentage of cases of ASD do you provide a definitive assessment?

 0–25%

6

10.5%

 26–50%

11

19.3%

 51–75%

4

7.0%

 76–100%

11

19.3%

 Missing

25

43.9%

Practice in MDT

 Yes

30

52.6%

 No

27

47.4%

Percentage of cases assessed with MDT

 1–25%

4

7.0%

 26–50%

3

5.3%

 51–75%

5

8.8%

 76–100%

18

31.6%

 (Did not practice in team) 0%

27

47.4%

Percentage of assessments with consultation with regional speech-language pathology

 0%

1

1.8%

 1–25%

17

29.8%

 26–50%

12

21.1%

 51–75%

9

15.8%

 76–100%

17

29.8%

 Missing

1

1.8%

Percentage of assessments with consultation with regional developmental early intervention staff

 0%

7

12.3%

 1–25%

20

35.1%

 26–50%

13

22.8%

 51–75%

6

10.5%

 76–100%

10

17.5%

 Missing

1

1.8%

Percentage of assessments with consultation with regional occupational therapist

 0%

5

8.8%

 1–25%

27

47.4%

 26–50%

11

19.3%

 51–75%

6

10.5%

 76–100%

7

12.3%

 Missing

1

1.8%

Tests ordered for the majority of assessments

 Hearing

46

80.7%

 Chromosomal microarray

39

68.4%

 Fragile X

37

64.9%

 Vision

22

38.6%

 Metabolic screening

9

15.8%

 MRI brain

4

7.0%

 MECP2

3

5.3%

 EEG

0

 Othera

2

3.5%

 None

1

1.8%

  1. aText response: “Depends on presentation”; ASD autism spectrum disorders, EEG electroencephalogram, MDT multidisciplinary team, MECP2 methyl cytosine phosphate guanine binding protein 2 (genetic testing for Rett syndrome), MRI magnetic resonance imaging; percentages may not sum to 100% due to rounding; respondents could select more than one test and these percentages will not sum to 100% as a result