Table 1.
Changes in HbA1c, Body Mass Index (BMI), and CGM Intervention for Behavioral Changes.
| Study | Duration | Control (n) | Intervention (n) | CGM intervention | Initial HbA1c (%) | HbA1c change (%) | BMI change (Kg/m2) |
|---|---|---|---|---|---|---|---|
| Yoo et al23 | 3 months | n = 28 (SMBG) | n = 29 | 3 days RT-CGM, monthly for 3 months | 9.1 ± 1.0% | −1.0 ± 1.2%, P = .004 | 0.7 ± 0.35, P = .008 |
| Allen et al24 | 2 months | n = 25 (education) | n = 21 | 3 days retrospective CGM, 1 session | 8.7 ± 1.15% | −1.16 ± 1.4%, P < .05 | −0.53 ± 0.75, P < .05 |
| Allen et al28 | 3 months | N/A | n = 29a
Group 1 = 14 Group 2 = 15 |
3 day retrospective CGM, 1 session | Group 1 = 8.4 ± 1.3% Group 2 = 8.7 ± 1.4% |
Group 1 = 0.7 ± 2.2% Group 2 = 0.5 ± 0.9% |
Weight (kg)b
Group 1 = −6.2 ± 7.2 Group 2 = 2.4 ± 4.0 |
| Mohan et al26 | 3 months | N/A | n = 148 | 3 days retrospective CGM, 2 sessions | 8.6 ± 1.14% | −0.6 ± 1.11% | Not reported |
| Cox et al25 | 3 months | N/A | n = 4 | RT-CGM 3 months | 7.8 ± 0.5% | −1.1 ± 0.5% | Weight (kg)b −7.2 kg |
| Bailey et alc27 | 3 months | n = 6 (8-week exercise program) | n = 7 | RT-CGM | Prediabetes/T2D | Not reported | Not reported |
a
Group 1: CGM + DM education, Group 2: CGM + problem-solving skills and DM education.
b
BMI change not reported.
c
Only published study prediabetes/T2DM: outcome was exercise adherence and participation during intervention and 1 month after completion.