Table 8 Impact of delivery adaptation on measures of participant attendance and participation duration [n (participants) = 13,352; n (sites) = 132]

 Curriculum adaptation: language

− 1.9*

− 0.7*

− 32.4*

 Curriculum adaptation: cultural or other

1.4*

0.7*

29.5*

 Site description: nonprofit organization¹

− 1.5*

− 0.7*

− 28.8*

 Site description: educational¹

− 0.5

− 0.2

− 7.2

 Site description: governmental¹

0.0

− 0.3

− 18.1

 Site description: insurer¹

− 1.5

− 0.8

− 53.3*

 Site description: business¹

0.7

− 0.1

3.7

 Race/ethnicity: Hispanic²

− 1.0*

− 0.0

− 8.8

 Race/ethnicity: non-Hispanic Black²

− 1.3*

− 0.2*

− 15.0*

 Race/ethnicity: non-Hispanic other²

− 0.6*

− 0.1

− 7.0*

 Prediabetes eligibility determination: prediabetes risk test³

− 0.6*

− 0.1*

− 11.3*

 Age 18–44 years⁴

− 2.8*

− 0.6*

− 42.1*

 Age 45–64 years⁴

− 1.2*

− 0.2*

− 18.0*

 Male⁵

0.2

0.1

2.2

 BMI: underweight/normal⁶

0.1

0.2

2.6

 BMI: overweight⁶

0.3*

0.1*

7.1*

 Cultural or other adaptation*Hispanic

1.0*

0.2

20.9*

 Cultural or other adaptation*non-Hispanic Black

1.1*

0.1

11.1

 Cultural or other adaptation*non-Hispanic other

− 0.0

− 0.1

0.6