Journal of Dental Implant Research :eISSN 2671-941X / pISSN

 

Table. 2.

Overview of apical, coronal, and angular offsets stratified by item type and main local anatomical factors

Factor Factor level n (%)* Average±STD P-value Median (IQR) Absolute range
Coronal offset (mm)
Item Implants 61 NA 1.16±0.80 0.4623 0.88 (0.67-1.54) 0.25∼4.31
Pins 39 NA 1.00±0.69 0.87 (0.53-1.32) 0.07∼2.59
Jaw type Maxilla 32 52% 1.40±0.94 0.0369 1.16 (0.73-1.74) 0.25∼2.15
Mandible 29 48% 0.90±0.50 0.85 (0.57-1.00) 0.48∼4.31
Tooth position Incisor 21 34% 1.11±0.70 0.9762 0.97 (0.56-1.58) 0.25∼2.83
Canine 1 2% 1.21 1.21 (1.21-1.21) 1.21∼1.21
Premolar 24 39% 1.12±0.79 0.84 (0.66-1.51) 0.39∼3.98
Molar 15 25% 1.29±0.99 0.88 (0.72-1.54) 0.56∼4.31
Apical offset (mm)
Item Implants 61 NA 1.49±0.89 0.0013 1.33 (0.92-1.63) 0.34∼5.20
Pins 39 NA 1.02±0.55 0.90 (0.69-1.21) 0.07∼2.49
Jaw type Maxilla 32 52% 1.71±1.09 0.0666 1.44 (1.15-1.92) 0.34∼5.20
Mandible 29 48% 1.24±0.51 1.23 (0.82-1.47) 0.07∼1.31
Tooth position Incisor 21 34% 1.58±0.75 0.1432 1.39 (0.62-3.78) 0.62∼3.78
Canine 1 2% 1.92±0.00 1.92 (1.92-1.92) 1.92∼1.92
Premolar 24 39% 1.33±0.89 1.24 (0.75-1.47) 0.44∼4.28
Molar 15 25% 1.58±1.09 1.41 (1.07-1.56) 0.34∼5.20
Angular offset (°)
Item Implants 61 NA 4.06±2.17 <0.0001 3.50 (2.60-5.40) 0.60∼9.90
Pins 39 NA 1.70±2.34 1.40 (0.00-2.20) 0.00∼13.00
Jaw type Maxilla 32 52% 4.23±2.44 0.7561 3.55 (2.45-5.85) 0.60∼9.90
Mandible 29 48% 3.86±1.83 3.50 (2.60-4.90) 1.30∼8.80
Tooth position Incisor 21 34% 3.75±2.05 3.40 (2.30-5.40) 0.60∼7.90
Canine 1 2% 5.5 5.50 (5.50-5.50) 5.50∼5.50
Premolar 24 39% 3.83±2.05 3.50 (2.45-4.85) 0.90∼8.80
Molar 15 25% 4.74±2.50 4.90 (2.60-5.90) 1.60∼9.90

Factors jaw type and tooth positions report only values related to implants.

n: Number, STD: Standard deviation, IQR: Interquartile range, NA: Not applicable. *Relative percentages using total items per factor as a basis. P-value based on Mann–Whitney U-test.

Journal of Dental Implant Research 2021;40:139~150 https://doi.org/10.54527/jdir.2021.40.4.139
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