Table 3.
Summary of correlation analyses across study visits by resampling method of Lorenz et al. (12).
| Type | Mean | Median | Standard deviation | Minimum | Maximum |
|---|---|---|---|---|---|
| Pearson correlations | |||||
| GA with FRA | 0.9198 | 0.9217 | 0.0135 | 0.8628 | 0.9548 |
| GA with A1C | 0.6551 | 0.6555 | 0.0269 | 0.5431 | 0.7451 |
| FRA with A1C | 0.5153 | 0.5164 | 0.0385 | 0.3509 | 0.6402 |
| GA with MBG | 0.5902 | 0.5902 | 0.0345 | 0.4614 | 0.7088 |
| FRA with MBG | 0.4540 | 0.4565 | 0.0508 | 0.2317 | 0.6242 |
| A1C with MBG | 0.6897 | 0.6908 | 0.0374 | 0.5235 | 0.8163 |
| Spearman correlations | |||||
| GA with FRA | 0.9491 | 0.9531 | 0.0156 | 0.8842 | 0.9763 |
| GA with A1C | 0.7193 | 0.7180 | 0.0442 | 0.5758 | 0.7991 |
| FRA with A1C | 0.6100 | 0.6216 | 0.0574 | 0.4622 | 0.7143 |
| GA with MBG | 0.7452 | 0.7547 | 0.0570 | 0.5745 | 0.8289 |
| FRA with MBG | 0.6735 | 0.6869 | 0.0782 | 0.4055 | 0.7889 |
| A1C with MBG | 0.7183 | 0.7208 | 0.0466 | 0.5712 | 0.8088 |
| Kendall correlations | |||||
| GA with FRA | 0.7639 | 0.7644 | 0.0164 | 0.7283 | 0.8109 |
| GA with A1C | 0.4536 | 0.4536 | 0.0219 | 0.4066 | 0.5135 |
| FRA with A1C | 0.3437 | 0.3475 | 0.0274 | 0.2642 | 0.3961 |
| GA with MBG | 0.4144 | 0.4159 | 0.0271 | 0.3470 | 0.4634 |
| FRA with MBG | 0.3310 | 0.3367 | 0.0342 | 0.2384 | 0.4018 |
| A1C with MBG | 0.5043 | 0.5051 | 0.0319 | 0.4360 | 0.5862 |
Abbreviations: GA, glycated albumin; FRA, fructosamine; MBG, mean blood glucose.