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Scoring system for reactivity to handling (component of the abbreviated functional observational battery testing)
| Score | Behavioral Reactivity |
|---|---|
| 0 | Very low (rat is totally limp or otherwise unresponsive) |
| 1 | Low (no resistance, easy to handle) |
| 2 | Moderately low (slight resistance, with or without vocalization) |
| 3 | Moderately high (may freeze, be tense, or rigid in hand, with or without vocalization) |
| 4 | High (squirming, twisting, or attempting to bite, with or without vocalizations) |
