Table 6 ANOVA results for all lacquer types (Gloss, Ra, ΔE)

From: Comparative analysis of lacquer application techniques for heritage museum-quality lacquered furniture imitations and establishment of a standardized evaluation system

Group (mean ± standard deviation)

Group

A(n = 15)

B(n = 15)

C(n = 15)

D(n = 15)

E(n = 15)

F

p

Gloss (GU)

19.37 ± 7.06

32.10 ± 7.79

21.25 ± 6.50

91.09 ± 3.34

12.84 ± 4.36

340.75

<0.001**

Roughness (Ra,μm)

0.36 ± 0.07

0.74 ± 0.28

0.65 ± 0.20

1.15 ± 0.43

2.40 ± 0.41

94.89

<0.001**

ΔE

0.40 ± 0.22

0.60 ± 0.35

0.30 ± 0.12

0.26 ± 0.14

0.21 ± 0.09

7.426

<0.001**

Group

F(n = 15)

G(n = 15)

H(n = 15)

I(n = 15)

J(n = 15)

F

p

Gloss (GU)

13.28 ± 3.13

23.04 ± 2.80

26.48 ± 6.67

70.15 ± 9.36

0.43 ± 0.05

347.065

<0.001**

Roughness (Ra,μm)

0.99 ± 0.25

1.19 ± 0.71

0.83 ± 0.21

1.71 ± 0.73

2.30 ± 0.64

15.818

<0.001**

ΔE

0.41 ± 0.21

0.88 ± 0.42

0.34 ± 0.18

1.33 ± 0.94

1.39 ± 0.74

9.774

<0.001**

Group

K(n = 15)

L(n = 15)

M(n = 15)

N(n = 15)

O(n = 15)

F

p

Gloss (GU)

11.92 ± 1.70

29.33 ± 7.17

27.81 ± 8.23

57.31 ± 22.17

19.13 ± 3.74

35.612

<0.001**

Roughness (Ra,μm)

4.49 ± 0.90

3.11 ± 1.33

1.77 ± 0.53

2.35 ± 1.57

2.85 ± 0.99

11.647

<0.001**

ΔE

0.96 ± 0.47

2.75 ± 1.31

2.62 ± 1.77

1.04 ± 0.26

0.89 ± 0.52

11.999

<0.001**

Group

P(n = 15)

Q(n = 15)

R(n = 15)

S(n = 15)

NA

F

p

Gloss (GU)

7.33 ± 0.73

8.51 ± 1.60

1.83 ± 0.45

18.62 ± 4.61

NA

117.642

<0.001**

Roughness (Ra,μm)

2.50 ± 1.71

1.59 ± 0.83

2.87 ± 1.68

1.15 ± 0.49

NA

5.091

0.004**

ΔE

2.44 ± 1.59

1.98 ± 0.84

2.03 ± 1.24

3.06 ± 1.91

NA

1.667

0.185

  1. ** Indicates statistical significance at p < 0.001.