Male Strength Standards (lb)
| Strength Level | Glute Bridge | Back Extension |
|---|---|---|
| Beginner | -37 lb | +13 lb |
| Novice | +66 lb | +80 lb |
| Intermediate | +211 lb | +163 lb |
| Advanced | +394 lb | +261 lb |
| Elite | +603 lb | +367 lb |
Female Strength Standards (lb)
| Strength Level | Glute Bridge | Back Extension |
|---|---|---|
| Beginner | -31 lb | +16 lb |
| Novice | +45 lb | +58 lb |
| Intermediate | +148 lb | +109 lb |
| Advanced | +276 lb | +167 lb |
| Elite | +421 lb | +228 lb |