Table 2 Facial alveolar bone thickness at CI, LI, C, 1PM and 2PM at different points from FBC and CEJ
Tooth type | N (teeth number) | Reference point | WM | SE | 95% CI | I2 | QH (p-value) | Egger (p-value) | Certainty of the evidence (grade) |
|---|---|---|---|---|---|---|---|---|---|
FAB thickness from FBCFAB thickness from FBC | |||||||||
CI | 14 (3038) | 1 mm | 0.90 | 0.06 | 0.78–1.01 | 99.30% | < 0.001*** | 0.332 | ⨁⨁◯◯LOW |
7 (1369) | 3 mm | 0.98 | 0.11 | 0.77–1.19 | 99.30% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
8 (1654) | 5 mm | 0.86 | 0.08 | 0.70–1.01 | 98.80% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
13 (2721) | 1 mm | 0.89 | 0.06 | 0.77–1.00 | 98.90% | < 0.001*** | 0.494 | ⨁⨁⨁◯MODERATE | |
LI | 6 (957) | 3 mm | 1.03 | 0.15 | 0.74–1.32 | 99.30% | < 0.001*** | – | ⨁⨁⨁◯MODERAT |
7 (1266) | 5 mm | 0.75 | 0.11 | 0.54–0.96 | 99.10% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
C | 9 (1652) | 1 mm | 0.91 | 0.07 | 0.78–1.05 | 98.70% | < 0.001*** | – | ⨁⨁⨁◯MODERATE |
6 (1006) | 3 mm | 1.05 | 0.12 | 0.81–1.29 | 98.80% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
6 (1150) | 5 mm | 0.84 | 0.11 | 0.62–1.05 | 98.80% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
4 (491) | 1 mm | 1.17 | 0.1 | 0.98–1.38 | 95.30% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
1PM | 3 (461) | 3 mm | 1.26 | 0.26 | 0.76–1.76 | 98.80% | < 0.001*** | – | ⨁⨁◯◯LOW |
3 (432) | 5 mm | 1.09 | 0.22 | 0.65–1.52 | 98.50% | < 0.001*** | – | ⨁⨁◯◯LOW | |
2PM | 4 (534) | 1 mm | 1.57 | 0.07 | 1.42–1.71 | 83.80% | 0.002** | – | ⨁⨁⨁◯MODERATE |
3 (508) | 3 mm | 1.96 | 0.29 | 1.38–2.53 | 98.30% | 0.004** | – | ⨁⨁◯◯LOW | |
3 (508) | 5 mm | 1.82 | 0.34 | 1.15–2.49 | 98.60% | < 0.001*** | – | ⨁⨁◯◯LOW | |
FAB thickness from CEJ | |||||||||
CI | 7 (1618) | 4 mm | 0.79 | 0.09 | 0.61–0.97 | 99.40% | < 0.001*** | – | ⨁⨁◯◯LOW |
4 (769) | 6 mm | 0.9 | 0.09 | 0.71–1.09 | 99.00% | < 0.001*** | – | ⨁⨁◯◯LOW | |
7 (1847) | middle root | 0.8 | 0.05 | 0.70–0.89 | 97.60% | < 0.001*** | – | ⨁⨁◯◯LOW | |
7 (1606) | 4 mm | 0.76 | 0.08 | 0.60–0.92 | 98.80% | < 0.001*** | – | ⨁⨁◯◯LOW | |
LI | 3 (423) | 6 mm | 0.79 | 0.07 | 0.65–0.93 | 95.80% | < 0.001*** | – | ⨁⨁⨁◯MODERATE |
6 (1562) | middle root | 0.65 | 0.04 | 0.56–0.73 | 96.40% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
C | 7 (1544) | 4 mm | 0.7 | 0.09 | 0.53–0.87 | 98.70% | < 0.001*** | – | ⨁⨁◯◯LOW |
3 (368) | 6 mm | 0.72 | 0.09 | 0.55–0.89 | 96.50% | < 0.001*** | – | ⨁⨁◯◯LOW | |
6 (1555) | middle root | 0.65 | 0.04 | 0.58–0.73 | 92.90% | < 0.001*** | – | ⨁⨁⨁◯MODERATE | |
1PM | 3 (744) | 4 mm | 1.04 | 0.15 | 0.74–1.33 | 97.90% | < 0.001*** | – | ⨁⨁◯◯LOW |
2 (680) | middle root | 0.97 | 0.24 | 0.51–1.43 | 98.50% | < 0.001*** | – | ⨁⨁◯◯LOW | |
2PM | 2 (664) | 4 mm | 1.53 | 0.18 | 1.17–1.88 | 95.00% | < 0.001*** | – | ⨁⨁◯◯LOW |