Study | Equation | Coefficient Parameters | Adj. R2 | RMSE | MAE | |||||
a | b | c | d | e | f | |||||
1 |
| 0.26 (±0.05) | −0.29 (±0.07) | −0.40 (±0.03) | 1.04 (±0.10) | 0.52 | 0.36 | 0.29 | ||
2 |
| 0.74 (±0.05) | −0.78 (±0.06) | −0.40 (±0.03) | −0.31 (±0.09) | 0.36 | 0.42 | 0.34 | ||
3 |
| 0.62 (±0.04) | −0.80 (±0.06) | −0.37 (±0.03) | 0.33 | 0.43 | 0.34 | |||
4 |
| 2.26 (±0.13) | −2.21 (±0.17) | −1.50 (±0.24) | −0.001 (±0.01) | 0.33 | 0.42 | 0.34 | ||
5 |
| 0.04 (±0.04) | −0.73 (±0.07) | 0.12 (±0.02) | 0.35 | 0.21 | 0.16 | |||
6 |
| 0.92 (±0.43) | −3.44 (±1.62) | 1.20 (±0.46) | 3.89 (±1.47) | −0.26 (±0.14) | −0.85 (±0.64) | 0.39 | 0.42 | 0.33 |