Table 2.
Infant Code Definitions
| Infant muscle tone | |
| Regulated tone | Partially contracted state of the limbs, flexion, midline positioning |
| Dysregulated tone | Hypotonic or hypertonic muscle tone, tremors, flailing, startle, finger splaying |
| Unable tone | Unable to determine infant tone. Infant may be swaddled and arms and legs cannot be seen and infant face may not be visible to determine tone in cheeks. |
| Infant physiologic indices | |
| Regulated physiology | Pink with patterned breathing |
| Unregulated physiology | Dysregulated breathing, includes signs of nonhomeostatic autonomic functioning, including pallor, grunting, or use of accessory muscles for breathing |
| Unable physiology | Unable to determine infant breathing or color |
| Infant behavior | |
| Regulated behavior | Infant feeding smoothly; not pulling away from bottle or mother; turns to bottle, opens mouth with tongue down |
| Dysregulated behavior | A change in behavior including averting, pulling/turning away/resisting, body language, including closed/fisted hands in the context of signs of disorganization; has the quality of the infant attempting to protect him/herself |
| Unable behavior | Unable to determine if infant’s behavior is regulated or not; infant’s hands may be swaddled and not visible; unable to determine if infant is pulling away from mom |
| Infant emotional | |
| Regulated emotional | Infant’s face is relaxed |
| Dysregulated emotional | Facial expressions, including raised eyebrows, frowning, grimacing, crying |
| Unable emotional | Unable to see infant’s face to determine regulation |
| Sucking/swallowing | |
| Regulated sucking | Actively sucking and swallowing |
| Dysregulated swallow | Infant is coughing, choking, or multiple swallowing |
| Not sucking | Not sucking |
| Unable to determine | Unable to determine if infant is sucking |
| Dribbling | |
| Dribbling | Formula is seen escaping from infant’s mouth |
| Not dribbling | Formula cannot be seen escaping from infant’s mouth |
| Unable to determine | Cannot determine if formula is escaping from infant’s mouth |
| Indices of arousal | |
| Open/half-lidded | Infant’s eyes are open, half open |
| Closed | Infant’s eyes are closed |
| Unable to determine | Unable to see infant’s face |