Table 2 Integration effects of rhubarb on the basis of factor analysis (n = 6 ~ 8, mean ± SD)

(2.08 ± 0.28)

(− 2.53 ± 1.96)

(− 1.24 ± 3.53)

(1.89 ± 0.60)

(− 1.07 ± 2.78)

(− 5.48 ± 1.96)^###

(5.39 ± 3.77)^###

(4.40 ± 3.62)^#

(− 0.89 ± 1.86)^##

(5.40 ± 2.36)^###

(1.65 ± 3.91)***

(0.01 ± 2.12)***

(− 0.88 ± 2.32)**

(1.70 ± 1.78)*

(− 0.48 ± 3.09)**

(− 0.58 ± 2.56)***

(− 0.32 ± 3.04)**

(2.65 ± 3.50)

(0.62 ± 1.77)

(3.60 ± 1.53)

(− 0.35 ± 1.67)***

(0.12 ± 0.42)**

(1.22 ± 2.90)

(1.92 ± 2.34)*

(2.70 ± 3.69)

(0.87 ± 0.80)***

(− 0.83 ± 1.89)***

(2.27 ± 2.72)

(1.60 ± 3.66)

(3.22 ± 1.77)

(0.02 ± 2.53)***

(0.30 ± 0.38)**

(0.91 ± 2.04)

(0.77 ± 0.63)

(1.10 ± 4.00)*

(0.29 ± 2.42)***

(0.64 ± 3.21)**

(1.65 ± 3.36)

(0.08 ± 1.24)

(1.27 ± 3.26)*

(0.52 ± 2.09)***

(1.93 ± 2.98)*

(− 0.82 ± 3.59)*

(0.01 ± 1.80)

(0.45 ± 2.58)**

(0.09 ± 3.00)***

(1.22 ± 3.76)*

(− 0.60 ± 4.00)*

(− 0.98 ± 2.97)

(0.35 ± 3.84)**

(0.80 ± 2.55)***

(1.48 ± 3.52)*

(− 0.50 ± 1.44)*

(− 0.33 ± 0.74)

(− 0.97 ± 1.73)***

(− 0.55 ± 2.25)***

(− 0.11 ± 2.62)**

(− 0.27 ± 3.83)*

(− 0.94 ± 3.69)

(− 0.21 ± 3.89)**

(0.13 ± 2.98)***

(1.10 ± 2.48)*

(− 0.82 ± 1.42)*

(− 0.17 ± 2.32)

(− 1.01 ± 2.29)***

(− 1.84 ± 2.63)**

(− 1.10 ± 3.09)***

(− 0.61 ± 2.24)*

(− 0.69 ± 3.38)

(− 0.32 ± 2.39)***

(− 0.29 ± 3.30)**

(-0.53 ± 2.24)***

(− 1.92 ± 2.01)**

(− 0.66 ± 2.06)

(− 1.55 ± 3.29)***

(− 0.67 ± 3.18)**

(− 1.38 ± 2.57)***

(− 0.12 ± 3.36)*

(− 0.52 ± 2.21)

(0.14 ± 3.88)**

(0.47 ± 3.49)***

(− 0.76 ± 3.02)**

(− 1.71 ± 2.02)**

(0.89 ± 2.31)

(− 0.37 ± 3.48)**

(1.00 ± 3.00)***

(− 1.43 ± 2.71)***

(− 2.25 ± 2.69)**

(1.58 ± 1.49)*

(− 0.76 ± 3.76)**

(0.47 ± 2.38)***

(− 2.11 ± 1.25)***

(− 2.40 ± 3.29)**

(0.66 ± 1.79)

(− 0.42 ± 3.00)***

(1.42 ± 3.08)***

(− 3.39 ± 1.99)***

(− 1.96 ± 2.34)**

(1.22 ± 2.91)

(− 0.49 ± 3.86)**

(2.19 ± 3.40)***

(− 2.61 ± 0.61)***

(− 1.25 ± 1.54)**

(0.98 ± 1.44)

(0.08 ± 3.96)**