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Table 4 Summary of results for the discriminant validity analysis, including: mean and standard deviation of the 27% of individuals with the highest and the lowest value in each item, t statistic, degrees of freedom and p-value of the t-test of difference of the means for independent samples assuming unequal variances

From: Development and validation of a tool to measure collaborative practice between community pharmacists and physicians from the perspective of community pharmacists: the professional collaborative practice tool

Item

Upper 27%

Lower 27%

t

Degrees of freedom

p-value1

Mean

SD

Mean

SD

Item 12

6.547

0.501

1.892

0.769

43.723

125.327

9.63E-78

Item 14

4.813

0.996

1

0

33.162

74

3.69E-46

Item 16

6.187

0.586

1.378

0.488

54.456

143.028

1.62E-97

Item 19

4.747

0.871

1

0

37.237

74

1.12E-49

Item 20

3.307

1.470

1

0

13.588

74

8.50E-22

Item 23

4.387

0.852

1

0

34.402

74

2.87E-47

Item 24

4.88

0.821

1

0

40.911

74

1.46E-52

Item 25

5.133

0.935

1

0

38.292

74

1.57E-50

Item 28

4.067

1.044

1

0

25.437

74

2.55E-38

Item 31

4.507

1.107

1

0

27.424

74

1.65E-40

Item 34

4.227

1.021

1

0

27.368

74

1.89E-40

Item 35

4.04

1.096

1

0

24.022

74

1.12E-36

Item 36

4.827

1.005

1

0

32.974

74

5.48E-46

Item 38

3.36

1.158

1

0

17.645

74

3.31E-28

  1. 1t-test of difference of the means for independent samples assuming unequal variances