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Table 4 Ordinal association between two measured quantities

From: Validation and clinical evaluation of a Polish translation of the Wisconsin Upper Respiratory Symptom Survey for Kids (WURSS-K)

Item

Day 1st

Day 3ed

Kendall’s tau

Z

P-value

Kendall’s tau

Z

P-value

1

0.74

2.997

0.003

0.69

2.779

0.005

2

0.78

3.139

0.002

0.61

2.450

0.014

3

0.91

3.662

< 0.001

0.46

1.870

0.061

4

0.80

3.227

0.001

0.33

1.342

0.180

5

0.71

2.876

0.004

0.71

2.877

0.004

6

0.55

2.212

0.027

0.75

3.007

0.003

7

0.47

1.880

0.060

0.72

2.907

0.004

8

0.57

2.301

0.021

0.79

3.164

0.002

9

0.73

2.936

0.003

0.59

2.357

0.018

10

0.67

2.703

0.007

0.54

2.157

0.031

11

0.43

1.726

0.084

0.19

0.747

0.455

12

0.69

2.782

0.005

0.68

2.741

0.006

13

0.54

2.165

0.030

0.69

2.781

0.005

14

0.27

1.084

0.278

0.68

2.747

0.006

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