Table 6 Correlation analysis of polysaccharide contents of different M_w values

RT1

 Pearson correlation

1

− 0.026

0.247

− 0.714

− 0.653

 Significance

0.961

0.637

0.111

0.160

RT2

 Pearson correlation

1

0.136

− 0.145

− 0.098

 Significance

0.798

0.784

0.853

RT3

 Pearson correlation

1

− 0.851^*

− 0.895^*

 Significance

0.032

0.016

RT4

 Pearson correlation

1

0.993^**

 Significance

0.000

RT5

 Pearson correlation

1

 Significance