Male Strength Standards (kg)
| Strength Level | Nordic Hamstring Curl | Russian Twist |
|---|---|---|
| Beginner | -33 kg | -16 kg |
| Novice | -7 kg | +37 kg |
| Intermediate | +26 kg | +109 kg |
| Advanced | +66 kg | +200 kg |
| Elite | +110 kg | +304 kg |
Female Strength Standards (kg)
| Strength Level | Nordic Hamstring Curl | Russian Twist |
|---|---|---|
| Beginner | -20 kg | -14 kg |
| Novice | +3 kg | +22 kg |
| Intermediate | +31 kg | +70 kg |
| Advanced | +65 kg | +129 kg |
| Elite | +101 kg | +196 kg |