Table 2.
Correlation matrix of relationships of patient parameters with serum GDF-15, hsCRP and Hb.
| GDF-15 | hsCRP | Hb | |
|---|---|---|---|
| Age | 0.486 (<0.001)*** | 0.028 (0.826) | −0.042 (0.737) |
| BMI | 0.043 (0.732) | 0.356 (0.003)** | 0.462 (<0.001)*** |
| Walking speed | −0.363 (0.003)** | −0.035 (0.786) | 0.103 (0.419) |
| Hand-grip strength | −0.160 (0.199) | −0.143 (0.251) | 0.257 (0.037)* |
| Body fat percentage | 0.186 (0.135) | 0.446 (<0.001)*** | 0.331 (0.007)** |
| Body fat volume | 0.093 (0.459) | 0.459 (<0.001)*** | 0.415 (0.001)** |
| SMI | −0.131 (0.296) | 0.120 (0.336) | 0.481 (<0.001)*** |
| eGFR | −0.535 (<0.001)*** | 0.001 (0.996) | 0.055 (0.659) |
| Hb | −0.202 (0.104) | 0.244 (0.048)* | – |
| Fe | −0.316 (0.010)* | −0.280 (0.023)* | 0.496 (<0.001)*** |
| hsCRP | 0.067 (0.595) | – | 0.244 (0.048)* |
| Alb | −0.039 (0.755) | −0.287 (0.019)* | 0.261 (0.034)* |
| GDF-15 | – | 0.067 (0.595) | −0.202 (0.104) |