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Table 9 ANOVA for the responses of Mimosa 2% and 1% based EGFMT

From: Design, statistical optimization of Nizatidine floating tablets using natural polymer

Source

SS

df

MS

F value

p value

Mimosa 2%-response Y1 (linear model)

Model

192.33

2

96.17

102.51

<ā€‰0.0001*

X1-Mimosa 2%

88.17

1

88.17

93.98

<ā€‰0.0001*

X2-Sodium bicarbonate

104.17

1

104.17

111.04

<ā€‰0.0001*

Residual

6.57

7

0.9381

Ā Ā 

Total

198.90

9

Ā Ā Ā 

Response Y2 (linear model)

Model

197.88

2

98.94

182.29

<ā€‰0.0001*

X1-Mimosa 2%

92.04

1

92.04

169.58

<ā€‰0.0001*

X2-Sodium bicarbonate

105.84

1

105.84

195.00

<ā€‰0.0001*

Residual

3.80

7

0.5428

Ā Ā 

Total

201.68

9

Ā Ā Ā 

Response Y3 (linear model)

Model

168.33

2

84.17

333.4

<ā€‰0.0001*

X1-Mimosa 2%

160.17

1

160.17

634.6

<ā€‰0.0001*

X2-Sodium bicarbonate

8.17

1

8.17

32.4

0.0007*

Residual

1.77

7

0.28

Ā Ā 

Total

170

9

Ā Ā Ā 

Mimosa 1%-response Y1 (linear model)

Model

97.67

2

48.83

34.41

0.0002

X1-Mimosa 1%

60.17

1

60.17

42.20

0.0003

X2-Sodium bicarbonate

37.50

1

37.50

26.43

0.0013

Residual

9.93

7

1.42

Ā Ā 

Total

107.60

9

Ā Ā Ā 

Response Y2 (quadratic model)

Model

116.50

5

23.30

233.29

<ā€‰0.0001*

X1- Mimosa 1%

8.40

1

8.40

84.12

0.0008

X2-Sodium bicarbonate

96.80

1

96.80

969.17

<ā€‰0.0001*

X1X2

0.2500

1

0.2500

2.50

0.1888**

X1X1

0.0430

1

0.0430

0.4303

0.5477**

X2X2

10.93

1

10.93

109.43

0.0005

Residual

0.3995

4

0.0999

Ā Ā 

Total

116.90

9

Ā Ā Ā 

Response Y3 (quadratic model)

Model

58.41

5

11.68

95.74

0.0003*

X1-Mimosa 1%

48.17

1

48.17

394.73

0.0001*

X2-Sodium bicarbonate

4.17

1

4.17

34.51

0.004

X1X2

0.25

1

0.25

2.05

0.22**

X1X1

5.76

1

5.76

47.22

0.0023

X2X2

0.428

1

0.428

3.51

0.1342**

Residual

0.4881

4

0.122

Ā Ā 

Total

58.90

9

Ā Ā Ā 
  1. SS sum of squares, MS mean sum of squares, T100 time to release 100% of drug
  2. *Significant (p < 0.05); ** not significant (p > 0.05)