Male Strength Standards (lb)
| Strength Level | Hip Extension | Back Extension |
|---|---|---|
| Beginner | -25 lb | -63 lb |
| Novice | +67 lb | +30 lb |
| Intermediate | +188 lb | +156 lb |
| Advanced | +335 lb | +313 lb |
| Elite | +500 lb | +492 lb |
Female Strength Standards (lb)
| Strength Level | Hip Extension | Back Extension |
|---|---|---|
| Beginner | -31 lb | -35 lb |
| Novice | +37 lb | +22 lb |
| Intermediate | +125 lb | +94 lb |
| Advanced | +232 lb | +180 lb |
| Elite | +351 lb | +273 lb |