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Table 4 Radiographic changes over the three periods evaluated in the coronal view. Data in millimeters or square millimeters only for the virtual mucosa area

From: Involvement of the maxillary sinus ostium (MSO) in the edematous processes after sinus floor augmentation: a cone-beam computed tomographic study

  

Δ Ostium diameter

Δ Virtual mucosa thickness

Δ Virtual mucosa area

Δ Distance between ostium and edema

Mean values ± SD

Minimum; maximum

T1w–T0

− 0.8 ± 0.7

2.1; 1.4

5.0 ± 7.1

4.0; 29.6

147.3 ± 154.3

33.5; 555.8

T9m–T1w

0.5 ± 0.7

0.6; 3.8

− 6.0 ± 7.0

30.6; 5.0

− 150.5 ± 150.9

561.0; 36.8

12.3 ± 9.8

0.1; 31.6

T9m–T0

− 0.3 ± 0.9

1.7; 5.2

− 1.1 ± 3.8

14.1; 10.8

− 3.1 ± 52.3

93.2; 274.3

  1. CBCTs taken at T0 (before surgery), at T1w (1 week after surgery), and at T9m
  2. SD standard deviation