Table 3.
Shear wave elastography imaging parameters in CKD grade 3 and grade 4 due to DKD
| Variables | Patients with CKD grade 3a due to DKD | Patients with CKD grade 3b due to DKD | P-value* | Patients with CKD grade 3 due to DKD | Patients with CKD grade 4 due to DKD | P-value# |
|---|---|---|---|---|---|---|
| Number of participants | 7 | 7 | 14 | 15 | ||
| Number of evaluated kidneys | 14 | 14 | 28 | 30 | ||
| eGFR (mL/min/1.73 m2) | 49.1±4.4 | 34.9±3.7 | <0.001 | 42.0±8.3 | 21.7±4.8 | <0.001 |
| Cortical thickness (mm) | 14.9±2.1 | 14.3±2.5 | 0.496 | 14.7±2.1 | 13.0±3.5 | <0.001 |
| Cortical stiffness (kPa) | 11.0±4.2 | 15.7±6.7 | 0.03 | 14.6±8.1 | 30.4±16.2 | <0.001 |
| Proteinuria (g/day) | 0.77±0.48 | 1.59±0.59 | <0.001 | 1.13±0.72 | 5.52±0.96 | 0.001 |
Notes: Values are presented as mean ± standard deviation.
*
P=, significance between grade 3a and grade 3b variables;
#
P=, significance between grade 3 and grade 4 variables.
Abbreviations: CKD, chronic kidney disease; DKD, diabetic kidney disease; eGFR, estimated glomerular filtration rate.