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Table 2 Wilcoxon rank scale test for comparing the two methods

From: Synthesis of vibroarthrographic signals in knee osteoarthritis diagnosis training

 

N

Mean rank

Sum of ranks

KL0_mean-KL0_median

Negative ranks

7a

4.79

33.50

Positive ranks

1b

2.50

2.50

Ties

1c

  

Total

9

  

KL1_mean-KL1_median

Negative ranks

6d

3.50

21.00

Positive ranks

0e

.00

.00

Ties

3f

  

Total

9

  

KL2_mean-KL2_median

Negative ranks

7g

4.00

28.00

Positive ranks

0h

.00

.00

Ties

2i

  

Total

9

  

KL3_mean-KL3_median

Negative ranks

8j

4.50

36.00

Positive ranks

0k

.00

.00

Ties

1l

  

Total

9

  

KL4_mean-KL4_median

Negative ranks

8m

4.50

36.00

Positive ranks

0n

.00

.00

Ties

1o

  

Total

9

  
  1. The minimum number of KL grading is 9
  2. aKL0_mean < KL0_median
  3. bKL0_mean > KL0_median
  4. cKL0_mean = KL0_median
  5. dKL1_mean < KL1_median
  6. eKL1_mean > KL1_median
  7. fKL1_mean = KL1_median
  8. gKL2_mean < KL2_median
  9. hKL2_mean > KL2_median
  10. iKL2_mean = KL2_median
  11. jKL3_mean < KL3_median
  12. kKL3_mean > KL3_median
  13. lKL3_mean = KL3_median
  14. mKL4_mean < KL4_median
  15. nKL4_mean > KL4_median
  16. oKL4_mean = KL4_median