Table 3 Descriptive statistics of the 10 core A-CRA elements

1. Clinical knowledge of A-CRA (0–1)

0.70

0.21

0.68

0.23

0.72

0.18

2. A-CRA dosage (0–1)

0.44

0.50

0.33

0.49

0.50

0.51

3. Clinical staff penetration (0–1)

0.35

0.40

0.22

0.37

0.49

0.38

4. Presence of certified A-CRA supervisor(s) (0–1)

0.77

0.42

0.61

0.49

0.92

0.27

5. Recommended frequency of clinical supervision (0–1)

0.57

0.50

0.71

0.46

0.45

0.51

6. Recommended clinical supervision content (0–1.5)

1.06

0.34

1.11

0.39

1.02

0.30

7. Review and feedback on treatment sessions (0–4)

2.12

1.97

2.71

1.86

1.70

1.98

8. Clinical supervisors’ knowledge of A-CRA training and certification process (0–1)

0.30

0.33

0.24

0.31

0.36

0.34

9. On-site A-CRA training quality (0–1)

0.15

0.24

0.00

0.00

0.15

0.24

10. Youth penetration (0–1)

0.40

0.40

0.20

0.35

0.58

0.36