Table 5 Quality ratings for each study reporting on loss to follow-up rate (LTFU) from screening step 1, grouped by the programme determinant studied

Passing criteria

De Ceulaer et al. (1999), De Ceulaer et al. (2001) [46, 47]

3

Korres et al. (2003) [48]

5

Korres et al. (2005) [49]

4

Rescreening within step 1

Korres et al. (2005) [49]

4

Infant status

Korres et al. (2005) [49]

4

Infant age / Inpatient vs. outpatient

Kolski et al. (2007) [66]

3

Scheepers et al. (2014) [68]

4

Uilenburg et al. (2009) [69]

4

Screening professional and experience

Cunningham et al. (2018) [80]

5

de Kock et al. (2016) [70]

6

Thomson and Yoshinaga-Itano (2018) [81]

5

Screener training

Cunningham et al. (2018) [80]

5

Audiologist involvement

Cunningham et al. (2018) [80]

5

Thomson and Yoshinaga-Itano (2018) [81]

5

Hospital size and setting for step 1

Mehl and Thomson (2002) [76]

5

Scheepers et al. (2014) [68]

4

Thomson and Yoshinaga-Itano (2018) [81]

5

Programme organisation

Barker et al. (2013) [78]

6

Park et al. (2020) [79]

4

Step 2 scheduling and fees

Cunningham et al. (2018) [80]

5

Thomson and Yoshinaga-Itano (2018) [81]

5

Compliance with guidelines

Cunningham et al. (2018) [80]

5

Step 1 referral rate

Thomson and Yoshinaga-Itano (2018) [81]

5

Step 2 location

Barker et al. (2013) [78]

6

Cunningham et al. (2018) [80]

5

Hunter et al. (2016) [12]

5

Thomson and Yoshinaga-Itano (2018) [81]

5

Uilenburg et al. (2009) [69]

4