Table 7 Impact of incentives on measures of participant attendance and participation duration [n (participants) = 13,352; n (sites) = 132]

 Incentive: monetary

− 0.0

− 0.2

− 2.6

 Incentive: non-monetary

1.8*

0.6*

27.8*

 Incentive: removal of program participation barriers

− 1.0

− 0.1

− 8.3

 Site description: nonprofit organization¹

− 1.9*

− 0.9*

− 38.1*

 Site description: educational¹

− 0.1

− 0.3

− 6.1

 Site description: governmental¹

− 0.8

− 0.6

− 34.4

 Site description: insurer¹

− 1.5

− 1.0*

− 57.0*

 Site description: business¹

1.3

0.1

13.0

 Race/ethnicity: Hispanic²

− 0.6*

0.1

1.2

 Race/ethnicity: non-Hispanic Black²

− 0.8*

− 0.2*

− 10.5*

 Race/ethnicity: non-Hispanic other²

− 0.6*

− 0.1*

− 6.5*

 Prediabetes eligibility determination: prediabetes risk test³

− 0.6*

− 0.1*

− 11.2*

 Age 18–44 years⁴

− 2.8*

− 0.6*

− 41.8*

 Age 45–64 years⁴

− 1.2*

− 0.2*

− 18.0*

 Male⁵

0.2

0.0

2.1

 BMI: underweight/normal⁶

0.1

0.2

2.8

 BMI: overweight⁶

0.3*

0.1*

7.1*