Table 2 Correlation coefficients for extreme temperature indices in the Qilian Mountains.

From: Recent changes in daily climate extremes in an arid mountain region, a case study in northwestern China’s Qilian Mountains

 

TM

SU25

TR20

ID0

TX10p

TX90p

TN10p

TN90p

CSDI

WSDI

FD0

GSL

DTR

TXx

TNx

TXn

TNn

TM

1

                

SU25

0.69**

1

               

TR20

0.49**

0.79**

1

              

ID0

−0.83**

−0.42**

−0.29*

1

             

TX10p

−0.84**

−0.64**

−0.39**

0.75**

1

            

TX90p

0.89**

0.74**

0.52**

−0.71**

−0.65**

1

           

TN10p

−0.93**

−0.57**

−0.44**

0.76**

0.80**

−0.71**

1

          

TN90p

0.93**

0.72**

0.58**

−0.69**

−0.65**

0.93**

−0.80**

1

         

CSDI

−0.49**

−0.25*

−0.26*

0.47**

0.43**

−0.27*

0.65**

−0.33**

1

        

WSDI

0.61**

0.63**

0.61**

−0.47**

−0.44**

0.75**

−0.51**

0.68**

−0.26*

1

       

FD0

−0.89**

−0.56**

−0.39**

0.60**

0.68**

−0.77**

0.88**

−0.87**

0.42**

−0.54**

1

      

GSL

0.73**

0.52**

0.28*

−0.45**

−0.62**

0.69**

−0.68**

0.74**

−0.24*

0.36*

−0.84**

1

     

DTR

−0.24*

0.04

−0.16

0.06

−0.13

−0.07

0.42**

−0.33**

0.35**

−0.05

0.45**

−0.22

1

    

TXx

0.45**

0.84**

0.81**

−0.25*

−0.40**

0.48**

−0.39**

0.48**

−0.26*

0.52**

−0.31*

0.20

−0.01

1

   

TNx

0.48**

0.69**

0.85**

−0.21

−0.33**

0.50**

−0.45**

0.58**

−0.28*

0.48**

−0.44**

0.34**

−0.25*

0.74**

1

  

TXn

0.43**

0.26*

0.15

−0.47**

−0.56**

0.32**

−0.43**

0.26*

−0.46**

0.25*

−0.32**

0.20**

0.19

0.11

0.07

1

 

TNn

0.46**

0.22

0.17

−0.49**

−0.41**

0.37**

−0.47**

0.32**

−0.53**

0.28*

−0.34**

0.12**

−0.05

0.12

0.13

0.84**

1

  1. For description of index names, see Supplementary Table S1. TM is daily mean temperature. * and ** represent significance at the 0.05 and 0.01 level, respectively.