Table 1 The comparison of the coronal distance deviations between two surgery approaches (Group SG vs. FH)
Group | SG | FH | Statistical method | Difference | 95% CI | P | ||
|---|---|---|---|---|---|---|---|---|
n | Mean ± SD (mm) | n | Mean ± SD (mm) | |||||
SA | 30 | 0.61 ± 0.29 | 30 | 1.00 ± 0.56 | paired-samples T test | -0.39 | -0.62 ~ -0.17 | 0.001** |
SB | 30 | 0.67 ± 0.40 | 30 | 1.10 ± 0.48 | -0.43 | -0.67 ~ -0.19 | 0.001** | |
S | 60 | 0.64 ± 0.35 | 60 | 1.05 ± 0.52 | -0.41 | -0.57 ~ -0.25 | < 0.001*** | |
IA | 5 | 0.48 ± 0.16 | 5 | 0.64 ± 0.13 | Wilcoxon test | -0.16 | / | 0.080 |
IB | 5 | 0.56 ± 0.45 | 5 | 0.56 ± 0.30 | 0.00 | / | 0.893 | |
I | 10 | 0.52 ± 0.32 | 10 | 0.60 ± 0.22 | -0.08 | / | 0.285 | |