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Table 6 Comparisons of gap and aligner thickness of investigated systems that do not reach statistical significance (P < 0.05*)

From: MicroCT X-ray comparison of aligner gap and thickness of six brands of aligners: an in-vitro study

Value

Tooth

2D Point

Comparison

Estimate (μm)

SE (μm)

f

Lower CL (μm)

Lower CL (μm)

P Value

Aligner Gap

Incisor

5

ALL IN - Invisalign

0.79

1.24

388

-2.75

4.33

0.99

 

Incisor

2

Arc Angel - Nuvola

1.58

1.24

388

-1.96

5.12

0.80

 

Incisor

4

Air Nivol - ALL IN

-3.16

1.24

388

-6.70

0.38

0.11

 

Canine

1

ALL IN - F22

1.596

1.24

388

-1.94

5.14

0.79

 

First Molar

6

Invisalign - Nuvola

3.16

1.24

388

-0.38

6.70

0.11

 

First Molar

2

Invisalign - Nuvola

3.16

1.24

388

-5.12

1.96

0.80

Aligner

thickness

Canine

Canine

Air Nivol- F22

0.16

0.11

388

-0.16

1.96

0.72