Table 3 Univariable meta-regression analysis results for the prevalence of suboptimal blood pressure control among diabetics in sub-Saharan Africa
Study level variables | Adjusted R2 | Standard error | Coefficients (95% CI) |
|---|---|---|---|
Mean age | 0.00 | 0.94 | 0.35 (− 1.49–2.19) |
Publication year | 0.00 | 0.60 |  − 0.62 (− 1.80, 0.54) |
Sample size | 4.40 | 0.02 |  − 0.02 (− 0.06, 0.03) |
Income level | 17.72 | 3.38 |  − 4.56 (− 11.18, 2.06) |