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Table 5 Comparison between Periodontal effects outcomes of MARPE and SARME

From: Periodontal effects of maxillary expansion in adults using non-surgical expanders with skeletal anchorage vs. surgically assisted maxillary expansion: a systematic review

Periodontal outcomes

MARPE

SARME

Lin22

(between 1st PM to 2nd M)

Moon19

(1st M)

Li20 (1st M)

Sygourus23 (between 1st PM to 1st M)

Gauthier24 (between 1st PM to 2nd M)

Kayalar21 (1st PM/1 M)

Bone-Borne

Bone-Borne

Tooth-Bone-Borne

Tooth-Bone-Borne

Tooth-Borne

Tooth Borne

Tooth-Borne

Tooth-Bone-Borne

C-Expander

C-Expander

MSE

G1 (MSE II)

Bicortical

G2 (MSE II)

Monocortical

and bicortical

G3 (MSE II)

Monocortical

+PD

Hyrax-Acrylic

-PD

Hyrax-Acrylic

Hyrax

Hyrax

Hybrid Hyrax

Alveolar Bending

0.92°

2.32°

0.81°

0.5°

1.05°

2.05°

5.45°

7.34°

Dental inclination

0.87°

0.07°

2.4°

0.7°

1.35°

4.8

5.03°

5.56°

2.01°/3.77°

−0.63°/3.11°

Alveolar crest height

−0.24 mm

−1.24 mm

−1.33 mm

−0.6 mm

−0.65 mm

−0.6 mm

0.31 mm

0.47 mm

−1.42 mm

Buccal alveolar bone thickness

−0.07 mm

− 0.58 mm

− 0.51 mm

− 0.86 mm

− 0.55 mm

− 0.55 mm/− 0.61 mm

− 0.2 mm/− 0.64 mm

Palatal Alveolar bone thickness

0.85 mm

1.02 mm/1.14 mm

− 0.05 mm/0.8 mm

Dehiscence

0.22 mm

2 of 48 (4.2%)

15 of 48 (31.3%)

Fenestration

1 of 48

6 of 48

  1. Abbreviations: 1st PM First premolar, 1st M First molar, +PD With pterygoid disjunction, −PD Without pterygoid disjunction