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Table 4 Two- and six-months hearing gain

From: Comparative study of tympanoplasty type I using periosteum versus tragal cartilage with perichondrium

Gain

Group A

Periosteum

Group B

Cartilage

P value

Mean ± SD

Mean ± SD

2 months

 

500

21.13±6.45

19.88±9.37

0.996

1000

18.25±6.46

20.5±11.25

0.105

2000

17.88±6.19

17.63±10.5

0.980

4000

19.13±7.92

18.63±8.99

1.000

6 months

 

500

30.25±7.25

20.75±11.07

0.000**

1000

25.63±8.78

20.63±12.41

0.053

2000

20.88±8.69

17.75±11.21

0.180

4000

25.38±8.8

19.38±9.75

0.007**

  1. Used Mann-Whitney test
  2. *Statistically significant: (p < 0.05), **High statistically significant: (p < 0.01)