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Table 3 ANOVA test shows color change after 30 days’ immersion in different solutions

From: In vitro evaluation of dental color stability using various aesthetic restorative materials after immersion in different drinks

Material

Difference

Sum of squares

df

Mean square

F

P-value

Distilled water

Between groups

36.165

2

18.083

1.094

0.366

Within groups

198.337

12

16.528

  

Total

234.502

14

   

Coca-Cola

Between groups

135.311

2

67.655

9.761

0.003*

Within groups

83.177

12

6.931

  

Total

218.488

14

   

Tea

Between groups

158.007

2

79.004

8.465

0.005*

Within groups

112.000

12

9.333

  

Total

270.008

14

   
  1. *Significant difference