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Table 2 Reasons for tooth extraction and implant site characteristics

From: Clinical performance of immediately placed and restored progressive-type implants in the esthetic zone: a prospective observational study

Reason for tooth extraction

Caries = 2

Endodontic lesion = 6

Fracture = 11

Persistent deciduous tooth = 1

Defect dimension

Width = 1.33 ± 2.69 mm

Length = 3.11 ± 6.19 mm

Mucosal thickness

1.23 ± 0.45 mm

Distance implant—adjacent tooth

Mesial = 2.44 ± 0.72 mm

distal = 2.27 ± 0.56 mm

Implant diameters

3.3 mm = 3

3.8 mm = 7

4.3 mm = 8

5.0 mm = 2

Implant length

11 mm = 2

13 mm = 13

16 mm = 5

Insertion Torque

36.66 ± 7.07 Ncm