Male Strength Standards (lb)
| Strength Level | Superman | Back Extension |
|---|---|---|
| Beginner | -49 lb | -63 lb |
| Novice | +37 lb | +30 lb |
| Intermediate | +153 lb | +156 lb |
| Advanced | +294 lb | +313 lb |
| Elite | +453 lb | +492 lb |
Female Strength Standards (lb)
| Strength Level | Superman | Back Extension |
|---|---|---|
| Beginner | -50 lb | -35 lb |
| Novice | +16 lb | +22 lb |
| Intermediate | +103 lb | +94 lb |
| Advanced | +211 lb | +180 lb |
| Elite | +332 lb | +273 lb |