Table 6 Statistical comparison between the suggested and reported22 methods for the analysis of the four drugs in their pure forms.

From: Towards sustainable pharmaceutical QC: micellar-UPLC strategy for concomitant analysis of a cardiovascular polypill with aniline and salicylic acid impurities

Methods

Parameters

Suggested method

Reported method22

ASR

ATC

MES

RAP

ASR

ATC

MES

RAP

Mean

100.56

98.93

99.86

100.17

100.24

99.14

99.63

99.49

SD

1.09

1.02

1.14

1.11

1.05

0.95

1.20

0.86

N

5

5

5

5

5

5

5

5

Variance

1.19

1.04

1.30

1.23

1.10

0.90

1.44

0.74

Student’s

t-test (2.31)*

0.47

0.34

0.31

1.08

-------

-------

-------

-------

F- value (6.39)*

1.08

0.87

0.90

1.67

-------

-------

-------

-------

  1. *The parentheses contain the corresponding theoretical t and F values at (P = 0.05).
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