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Differences of the maximum and minimum areas (in mm2) and their relative differences (in %).
| ΔAch-P | ΔAch-S | ΔAch-CH | Δ(ΔAch-P-S) | Δ(ΔAch-P–CH) | Δ(ΔAch-S-CH) | ||
|---|---|---|---|---|---|---|---|
| Variant I | 60.1992 | 59.9686 | 59.940 | –0.38% | − 0.43% | –0.05% | |
| Variant II | 9 teeth | 87.8178 | 87.8472 | 87.7204 | 0.03% | − 0.11% | –0.14% |
| 14 teeth | 88.2085 | – | 0.44% | – | – | ||
| δ(Ach-I-II) | 9 teeth | 45.87% | 46.49% | 46.35% | – | – | – |
| 14 teeth | 47.22% | – | – | – | – | ||
