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Table 2 Etiology of tooth extraction

From: Immediate implant placement following tooth extraction with simultaneous lateral sinus augmentation: a retrospective clinical study after at least 1 year of loading

  

Group

 

Etiology

Overall (n = 35)

1-Stage (non-submerged) (n = 17)

2-Stage (submerged) (n = 18)

p

Periodontal problem

15 (42.9)

6 (35.3)

9 (50.0)

.3801

Tooth problem

14 (40.0)

8 (47.1)

6 (33.3)

.4071

 Caries

8 (57.1)

3 (37.5)

5 (83.3)

.1382

 Root rest

5 (35.7)

5 (62.5)

0 (0.0)

.0312

 Tooth fracture

1 (7.1)

0 (0.0)

1 (16.7)

.4292

Combined periodontal and tooth problem

6 (17.1)

3 (17.6)

3 (16.7)

1.0002

  1. 1P values were derived from chi-square test
  2. 2P values were derived from Fisher’s exact test
  3. Shapiro-Wilk’s test was employed for test of normality assumption