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Table 3 Group comparison of retrospective rating of postoperative improvement in nasal obstruction

From: Evaluation of strategies for increasing response rates to postal questionnaires in quality control of nasal septal surgery

Retrospective rating of postoperative improvement

Total N = 99 (%)

Group A, N = 47 (%)

Group B, N = 52 (%)

p value*

Completely improved

13 (13.1)

6 (12.8)

7 (13.5)

p = 0.45

Substantially improved

51 (51.5)

22 (46.8)

29 (55.8)

 

Somewhat improved

32 (32.3)

18 (38.3)

14 (26.9)

 

Unchanged

3 (3.0)

1 (2.1)

2 (3.8)

 

Worse

0

0

0

 
  1. Group A standard routine, Group B modified routine
  2. * Mann–Whitney U