Table 3. Unadjusted Analysis of Participant Age, Prevalence of Diabetes, and Mortality by Sponsor and Study Typea.
| Characteristic | Age, Median (95% CI), y | P Value | Diabetes, % (95% CI) | P Value | Mortality Rate, per 100 Patient-Years (95% CI) | P Value |
|---|---|---|---|---|---|---|
| Sponsor | ||||||
| Commercial | 59.3 (58.5-60.1) | .22 | 44.9 (40.1-49.7) | .99 | 8.7 (7.6-9.9) | .54 |
| Noncommercial | 60.1 (59.2-61.0) | 44.9 (40.5-49.3) | 9.5 (7.3-11.7) | |||
| Study type | ||||||
| Cluster-randomized | 61.9 (60.7-63.0) | <.001 | 56.7 (50.3-63.0) | <.001 | 7.0 (0.9-13.1) | .75 |
| Parallel group | 58.8 (58.1-59.4) | 38.3 (35.2-41.4) | 9.0 (7.9-10.1) | |||
| Crossover | 59.1 (54.8-63.5) | 20.2 (26.8-37.7) | 6.4 (0.0-13.7) |
a
Results from 1-way analysis of variance.