| (a) Multiproxy from 16 series | ||
|
| Early calibration | Late calibration |
| Calibration r2 | 0.42 | 0.50 |
| Verification r2 | 0.42 | 0.37 |
| Significance level (p) | 1.6 × 10−9 | 7 × 10−8 |
| RE | 0.41 | 0.37 |
| CE | 0.41 | 0.36 |
| (b) Proxy from 12 dendrochronological series | ||
| Calibrationr2 | 0.35 | 0.42 |
| Verification r2 | 0.35 | 0.24 |
| Significance level (p) | 8.8 × 10−8 | 2.6 × 10−5 |
| RE | 0.31 | 0.21 |
| CE | 0.31 | 0.21 |