Table 1.

Classification criteria used in the video recording analysis of the protocol.

Area	Classification criteria
Patient’s eye gaze direction at the moment of delivery (on the object/between object and nurse).	Patients keeps her/his eyes fixed on the object; Patient moves her/his eyes from the object to the nurse or vice versa.
Patient’s response at the moment of delivery (s/he accepts/refuses the object).	Acceptance includes: keeping the object in her/his hands for at least 10 s or place it on her/his legs. Refusal includes: not accepting the item, not holding it for at least 10 s, dropping it, returning it to the nurse within 10 s, avoiding visual and tactile contact with the object.
Separation from the nurse (patient accepts it/complains/do not pay attention to the nurse).	Patient accepts: s/he does not recall the nurse’s attention with gestures or vocalizations. Patient protests: s/he cries, calls the nurse with vocalizations or gestures. Patient do not pay attention: s/he shows no changes in eye gaze direction or vocalizations/signs of protest.
Display of exploratory behaviors toward the object (yes/no); if yes, please report their duration in seconds.	Behaviors such as observing the object for at least 5 s, manipulating it, moving it, smelling it, moving it from one hand to the other were classified as exploratory behavior.
Display of caregiving behaviors toward the object (yes/no); if yes, please report their duration in seconds.	Behaviors such as caressing the object, hugging it, rocking it, talking to it, smiling were classified as caregiving behaviors.
Object abandonment (yes/no).	Actions such as dropping the object, placing it on the bed or on the floor, stopping the interaction with it, or manipulating it were classified as object abandonment.