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Table 6 Impact of healthcare referral on measures of participant attendance and participation duration [n (participants) = 13,352; n (sites) = 132]

From: Using a RE-AIM framework to identify promising practices in National Diabetes Prevention Program implementation

  Change in number of visits Duration of participation (days)
Any participant attendance Participant attendance in months 7–12
Site characteristics
 Recruitment strategy: healthcare referral 1.0 0.5* 33.7*
Participant characteristics
 Race/ethnicity: Hispanic1 − 0.6* 0.1 0.9
 Race/ethnicity: non-Hispanic Black1 − 0.8* − 0.2* − 10.9*
 Race/ethnicity: non-Hispanic other1 − 0.6* − 0.1* − 7.0*
 Prediabetes eligibility determination: prediabetes risk test2 − 0.6* − 0.1* − 11.5*
 Age 18–44 years3 − 2.8* − 0.6* − 41.6*
 Age 45–64 years3 − 1.2* − 0.2* − 17.8*
 Male4 0.2 0.0 2.1
 BMI: underweight/normal5 0.1 0.2 2.8
 BMI: overweight5 0.3* 0.13* 7.1*
  1. Source: DP12-1212 program evaluation data, October 1, 2014–September 30, 2016; DPRP data includes eligible participants who attended their first session between October 1, 2012 and September 30, 2015
  2. *p < 0.05
  3. 1Reference group: non-Hispanic white
  4. 2Reference group: blood test or history of gestational diabetes mellitus
  5. 3Reference group: 65+ years
  6. 4Reference group: female
  7. 5Reference group: had obesity
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