Male Strength Standards (kg)
| Strength Level | Back Extension | Hip Extension |
|---|---|---|
| Beginner | -28 kg | -11 kg |
| Novice | +13 kg | +30 kg |
| Intermediate | +71 kg | +85 kg |
| Advanced | +142 kg | +152 kg |
| Elite | +223 kg | +227 kg |
Female Strength Standards (kg)
| Strength Level | Back Extension | Hip Extension |
|---|---|---|
| Beginner | -16 kg | -14 kg |
| Novice | +10 kg | +17 kg |
| Intermediate | +43 kg | +57 kg |
| Advanced | +82 kg | +105 kg |
| Elite | +124 kg | +159 kg |