Male Strength Standards (kg)
| Strength Level | Reverse Crunches | Russian Twist |
|---|---|---|
| Beginner | -10 kg | -16 kg |
| Novice | +29 kg | +37 kg |
| Intermediate | +79 kg | +109 kg |
| Advanced | +139 kg | +200 kg |
| Elite | +206 kg | +304 kg |
Female Strength Standards (kg)
| Strength Level | Reverse Crunches | Russian Twist |
|---|---|---|
| Beginner | -18 kg | -14 kg |
| Novice | +9 kg | +22 kg |
| Intermediate | +45 kg | +70 kg |
| Advanced | +89 kg | +129 kg |
| Elite | +137 kg | +196 kg |