Table 2.
Association† between variables derived from cyclic indentation measurements.
| ID (μm) | CID (μm) | Avg CID (μm) | TID (μm) | IDI (μm) | US (N/μm) | Avg US (N/μm) | Avg LS (N/μm) | Avg ED (μJ) | |
|---|---|---|---|---|---|---|---|---|---|
| ID (μm) | - | +0.80** | +0.69** | +0.98** | +0.52* | −0.05 | +0.00 | −0.14 | +0.53* |
| CID (μm) | - | +0.86** | +0.80** | +0.61** | −0.14 | −0.09 | −0.31 | +0.75** | |
| Avg CID (μm) | - | +0.70** | +0.48* | −0.38x | −0.31 | −0.46* | +0.86** | ||
| TID (μm) | - | +0.61** | −0.04 | +0.00 | −0.19 | +0.55* | |||
| IDI (μm) | - | +0.03 | −0.03 | −0.39x | +0.53* | ||||
| US (N/μm) | - | +0.98** | +0.73** | −0.30 | |||||
| Avg US (N/μm) | - | +0.84** | −0.29 | ||||||
| Avg LS (N/μm) | - | −0.55* | |||||||
| Avg ED (μJ) | - |
Pearson correlation coefficient (rp) shown in italics.
*
p ≤ 0.05.
**
p ≤ 0.01.
x
0.5 < p ≤ 0.10.
†
Spearman correlation coefficient (rs).