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Table 2 Characteristics of the study sample at baseline and differences between centers

From: The influence of immediately loaded implant treatment in the atrophic edentulous maxilla on oral health related quality of life of edentulous patients: 3-year results of a prospective study

Variable

Center 1

Center 2

Center 1 + 2

Significance

Gender

 Male

17

7

24

sa 0.0135

 Female

9

18

27

sa 0.0135

Age (mean)

61.15

70.60

65.8

sb 0.0002

Status opposing dentition

 Natural teeth

21

19

40

nsc

 Fixed prosthesis

7

13

20

nsc

 Removable prosthesis

16

10

26

nsc

 Implant supported prosthodontics

5

3

8

nsc

  1. ssignificant
  2. ns non significant
  3. aFisher’s exact test. Two-sided p-value
  4. bWilcoxon rank sum test. Two-sided p-value
  5. cFisher’s exact test. Two-sided p-value