Table 4 Median values of VAS and Landay index at day 0, 12 h, 7, 14, 21 and 30 days postoperative of group A, B and C

VAS

 Group A

10 (10, 9.25)

4 (5,4) ^a

2 (3.75, 2) ^{a, b}

0 (0.75, 0) ^{a, b, c}

0 (0, 0) ^{a, b, c, d}

79.02

0.001

 Group B

10 (10, 9)

4 (4.75,4) ^a

0 (2.0) ^{a, b}

0 (0, 0) ^{a, b, c}

0 (0, 0) ^{a, b, c,}

76.80

0.001

 Group C

10 (10, 10)

7 (7,6.25) ^a

5 (5, 5) ^{a, b}

3 (3.75, 3) ^{a, b, c}

2 (2, 2) ^{a, b, c, d}

78.45

0.001

 Kruskal-Wallis H

0.52

33.32

46.10

40.33

46.65

p = 0.77

p = 0.001

p = 0.001

p = 0.001

p = 0.001

Day 0

Day 7

Day 14

Day 21

Day 30

Landay index

 Group A

2 (2, 2)

2 (3,2) ^a

3 (4, 3) ^{a, b}

4 (4.75, 3) ^{a, b, c}

5 (5, 4) ^{a, b, c, d}

66.14

0.001

 Group B

2 (2, 2)

4 (4, 3.25) ^a

5 (5, 4) ^{a, b}

5 (5, 5) ^{a, b, c}

5 (5, 5) ^{a, b, c,}

75.24

0.001

 Group C

2 (2, 2)

2 (3,2) ^a

3 (3, 3) ^{a, b}

3 (4,3) ^{a, b,}

4 (4, 4) ^{a, b, c, d}

64.30

0.001

 Kruskal-Wallis H

0

30.25

27.37

30.79

26.79

p = 1

p = 0.001

p = 0.001

p = 0.001

p = 0.001