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Table 2 Statistics of tree-ring width chronologies and common interval analysis

From: Effects of altitude and slope on the climate–radial growth relationships of Larix olgensis A. Henry in the southern Lesser Khingan Mountains, Northeast China

Statistic characters Standard chronology Residual chronology
Low altitude Middle altitude High altitude Sunny slope Shady slope
Chronology length (year) 29 34 44 27 53
Mean growth rate (mm year−1) 0.9767 0.9771 0.9868 1.0051 1.0012
Common intervals 1992–2018 1987–2018 1979–2017 1992–2018 1969–2017
Mean sensitivity 0.2314 0.1998 0.1918 0.1924 0.1530
Standard deviation 0.2212 0.1989 0.1737 0.1750 0.1202
Correlation between trees 0.707 0.617 0.364 0.540 0.302
First order autocorrelation 0.1614 0.2670 0.1407 -0.0628 -0.1384
Signal-to-noise rate 9.675 9.672 10.864 4.690 12.140
Expressed population signal 0.995 0.989 0.969 0.989 0.966
Variation in first eigenvector (%) 78.1 68.5 41.3 65.6 33.5