Table 4.
Comparison of hard tissue parameters of Group I with Caucasian males.
| Parameters | Variables | Group I (n = 50) |
Caucasian males |
Caucasian males | ‘P’ value | Level of significance | ||
|---|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | |||||
| Cranial base | Ar-Ptm (mm) | 36.11 | 2.38 | 37.1 | 2.8 | 1.32 | 0.191 | NS |
| Ptm-N (mm) | 46.53 | 3.45 | 52.8 | 4.1 | 5.77 | <0.001 | *** | |
| Skeletal horizontal | N-A-Pg (°) | 3.73 | 5.52 | 3.9 | 6.4 | 0.10 | 0.922 | NS |
| N-A (mm) | 2.72 | 3.12 | 0.0 | 3.7 | 2.77 | 0.007 | ** | |
| N-B (mm) | −0.61 | 4.44 | −5.3 | 6.7 | 3.10 | 0.003 | ** | |
| N-Pg (mm) | 1.93 | 4.95 | −4.3 | 8.5 | 3.51 | 0.001 | *** | |
| Skeletal vertical | N-ANS (mm) | 47.76 | 3.98 | 54.7 | 3.2 | 5.99 | <0.001 | *** |
| ANS-Gn (mm) | 58.18 | 7.13 | 68.6 | 3.8 | 5.24 | <0.001 | *** | |
| PNS-N (mm) | 50.06 | 4.38 | 53.9 | 1.7 | 3.20 | 0.002 | ** | |
| MP-HP (°) | 17.15 | 5.35 | 23.0 | 5.9 | 3.54 | 0.001 | *** | |
| Dental vertical | U1-PP (mm) | 26.42 | 4.30 | 30.5 | 2.1 | 3.42 | 0.001 | *** |
| A6-PP (mm) | 22.19 | 1.79 | 26.2 | 2.0 | 7.22 | <0.001 | *** | |
| L1-MP (mm) | 39.33 | 2.66 | 45.0 | 2.1 | 7.35 | <0.001 | *** | |
| B6-MP (mm) | 32.39 | 2.75 | 35.8 | 2.6 | 4.15 | <0.001 | *** | |
| Maxilla-mandible | Ar to Go (mm) | 48.60 | 5.69 | 52.0 | 4.2 | 2.08 | 0.042 | * |
| Go to Pg (mm) | 73.06 | 4.50 | 83.7 | 4.6 | 7.78 | <0.001 | *** | |
| B-Pg (mm) | 6.19 | 1.33 | 8.9 | 1.7 | 6.33 | <0.001 | *** | |
| Ar-Go-Gn (°) | 119.02 | 5.78 | 119.1 | 6.5 | 0.04 | 0.965 | NS | |
| Dental | OP-HP (°) | 15.15 | 3.33 | 6.2 | 5.1 | 7.85 | <0.001 | *** |
| A-B (mm) | 5.99 | 3.01 | −1.1 | 2.0 | 8.29 | <0.001 | *** | |
| U1-NF (°) | 111.69 | 7.71 | 111.0 | 4.7 | 0.32 | 0.752 | NS | |
| L1-MP (°) | 99.99 | 7.30 | 95.9 | 5.2 | 1.96 | 0.055 | NS | |