The effectiveness of digital delivery versus group-based face-to-face delivery of the English National Health Service Type 2 Diabetes Prevention Programme: a non-inferiority retrospective cohort comparison study

Table 6 Regression analyses comparing weight change from baseline to 6 and 12 months between the face-to-face and digital-choice cohorts

	n	B^a	95% CI	p-value
Weight in kg at 6
months^b	4504	-1.165	(-1.841, -0.489)	0.001
Weight in kg at 12
months^b	4040	-1.009	(-1.738, -0.280)	0.007

^aCoefficient quantifies the difference in mean change between the face-to-face and digital cohort, using the face-to-face cohort as the reference group
^bModel adjusts for age at referral, sex, ethnicity (white/mixed/black/Asian/other), IMD quintile, time since baseline (in months) as fixed effects and CCG (site - Clinical Commissioning Group) nested within STP (Sustainability and Transformation Partnership) as random effects

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