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International Journal of Interdisciplinary Research

Table 11 Analysis of Variance test on the change of physical characteristics of bleached hair after 21 days of shampoo with or without the use of Argan oil (AO) or Camellia oil (CO) conditioners

From: Effect of rinse-off hair conditioner containing argan oil or camellia oil on the recovery of hair damaged by bleaching

Physical characteristics

Sample

N

After 21 days

Mean

Duncan

F

p

Color

ΔL*

Shampoo only

3

4.30

b

7.385

.024*

Shampoo/AO

3

1.44

a

Shampoo/CO

3

2.72

ab

Δa*

Shampoo only

3

1.04

a

0.667

.548

Shampoo/AO

3

1.12

a

Shampoo/CO

3

1.66

a

Δb*

Shampoo only

3

1.55

a

2.748

.142

Shampoo/AO

3

0.85

a

Shampoo/CO

3

2.63

a

ΔE*

Shampoo only

3

4.87

b

9.560

.014*

Shampoo/AO

3

2.06

a

Shampoo/CO

3

4.26

b

% Change

relative to

Control

Tenacity

Shampoo only

4

74.53

a

9.837

.004**

Shampoo/AO

5

169.42

b

Shampoo/CO

5

139.91

b

Elongation

Shampoo only

4

70.97

a

8.038

.007**

Shampoo/AO

5

96.19

a

Shampoo/CO

5

136.81

b

Protein leak

Shampoo only

3

136.40

a

1.320

.335

Shampoo/AO

3

98.15

a

Shampoo/CO

3

102.86

a