Table 3.
Comparison between mean difference of distances in micrometer after subtraction from reference models (1, 2), standard deviations (± SD) and p value of the four groups I (C2mm), II (C4mm), III (D2mm), IV (D4mm)
| Group I (n = 15) |
Group II (n = 15) |
Group III (n = 15) |
Group IV (n = 15) |
F | p | |
|---|---|---|---|---|---|---|
| AB | ||||||
| Min. – Max. | 25.0–34.0 | 47.0–51.0 | -4.0–3.0 | -4.0–4.0 | 1791.48 | < 0.001* |
| Mean ± SD. | 28.93 ± 2.99 | 49.47 ± 1.06 | -0.93 ± 2.12 | 0.33 ± 2.29 | ||
| Sig. bet. grps. | p1 < 0.001*, p2 < 0.001*, p3 < 0.001*, p4 < 0.001*, p5 < 0.001*, p6 = 0.410 | |||||
| BC | ||||||
| Min. – Max. | -13.0 – -4.0 | 37.0–42.0 | -6.0–3.0 | -2.0–1.0 | 1350.64 | < 0.001* |
| Mean ± SD. | -8.07 ± 3.01 | 39.47 ± 1.36 | -1.53 ± 2.97 | -0.47 ± 1.06 | ||
| Sig. bet. grps. | p1 < 0.001*, p2 < 0.001*, p3 < 0.001*, p4 < 0.001*, p5 < 0.001*, p6 = 0.580 | |||||
| CD | ||||||
| Min. – Max. | 15.0–24.0 | 28.0–33.0 | -4.0–3.0 | -2.0–5.0 | 716.753* | < 0.001* |
| Mean ± SD. | 19.53 ± 2.45 | 30.0 ± 1.46 | 0.20 ± 2.04 | 1.07 ± 2.34 | ||
| Sig. bet. grps. | p1 < 0.001*, p2 < 0.001*, p3 < 0.001*, p4 < 0.001*, p5 < 0.001*, p6 = 0.676 | |||||
| AD | ||||||
| Min. – Max. | 17.0–26.0 | 56.0–63.0 | -3.0–5.0 | -4.0–4.0 | 2136.403 | < 0.001* |
| Mean ± SD. | 21.07 ± 2.71 | 60.53 ± 1.88 | 1.13 ± 2.36 | 0.93 ± 2.37 | ||
| Sig. bet. grps. | p1 < 0.001*, p2 < 0.001*, p3 < 0.001*, p4 < 0.001*, p5 < 0.001*, p6 = 0.995 | |||||
| AC | ||||||
| Min. – Max. | 21.0–30.0 | 29.0–31.0 | -2.0–5.0 | -1.0–3.0 | 1001.555 | < 0.001* |
| Mean ± SD. | 25.27 ± 2.74 | 30.33 ± 0.72 | 1.20 ± 2.34 | 0.33 ± 1.18 | ||
| Sig. bet. grps. | p1 < 0.001*, p2 < 0.001*, p3 < 0.001*, p4 < 0.001*, p5 < 0.001*, p6 = 0.610 | |||||
| BD | ||||||
| Min. – Max. | 18.0–27.0 | 29.0–33.0 | -2.0–5.0 | -3.0–4.0 | 762.459 | < 0.001* |
| Mean ± SD. | 22.73 ± 2.66 | 30.87 ± 1.19 | 1.27 ± 2.52 | 0.80 ± 1.86 | ||
| Sig. bet. grps. | p1 < 0.001*, p2 < 0.001*, p3 < 0.001*, p4 < 0.001*, p5 < 0.001*, p6 = 0.932 | |||||
F: F for One-way ANOVA test, pairwise comparison bet. each 2 groups were done using Post Hoc Test (Tukey); p: p value for comparing between the studied groups; p1: p value for comparing between Group I and Group II; p2: p value for comparing between Group I and Group III; p3: p value for comparing between Group I and Group IV; p4: p value for comparing between Group II and Group III; p5: p value for comparing between Group II and Group IV; p6: p value for comparing between Group III and Group IV; *: Statistically significant at p ≤ 0.05; Group I: C2mm; Group II: C4mm; Group III: D2mm. Group IV: D4mm