From: Screening for data clustering in multicenter studies: the residual intraclass correlation
Variable | n | Reduction in RICC |
---|---|---|
Number of locules (ordinal) | 1997c | 0.3% |
[-0.1% to 1.2%] | ||
Maximum diameter of the solid component (mm, log transformed) | 1160b | -0.5% |
[-1.1% to 1.1%] | ||
Acoustic shadows (yes/no) | 2407 | -0.4% |
[-3.6% to 0.9%] | ||
Number of papillations (ordinal) | 468d | 3.1% |
[-0.0% to 6.2%] | ||
Maximum lesion diameter (mm, log transformed) | 2406e | 0.2% |
[-0.6% to 2.8%] | ||
Presence of solid components (yes/no) | 2407 | 0.7% |
[-0.3% to 2.6%] | ||
Bilateral (yes/no) | 2407 | -1.2% |
[-3.7% to 2.1%] | ||
Ascites (yes/no) | 2407 | 3.6% |
[-0.8% to 10.8%] | ||
Free fluid in pouch of Douglas (yes/no) | 2407 | 0.6% |
[-0.5% to 3.1%] | ||
Presence of papillations (yes/no) | 2407 | 2.5% |
[0.2% to 6.3%] | ||
Irregular internal wall (yes/no) | 2407 | 1.0% |
[-0.5% to 4.1%] | ||
Peak systolic velocity (cm/s, log transformed) | 1432g | 4.0% |
[-0.5% to 9.4%] | ||
Metastases (yes/no) | 1457f | 0.9% |
[-1.3% to 6.5%] | ||
Height of papillation (mm, log transformed) | 468d | 0.1% |
[-2.9% to 8.8%] | ||
Resistance index | 1432g | 5.6% |
[-1.3% to 19.2%] | ||
Papillations with detectable blood flow (yes/no) | 468d | 2.7% |
[-1.5% to 12.8%] | ||
Color score of intratumoral blood flow (ordinal) | 2407 | -0.4% |
[-2.2% to 1.5%] | ||
Amount of free fluid in pouch of Douglas (mm, log transformed) | 616h | 0.8% |
[-0.9% to 3.9%] |