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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