Table 3. Probability of in relation to grooming given by potential handlers.

Independent variables	Coefficient	Z	p
Grooming given	−0.93	−3.79	0.017
Number of infants	−0.32	−1.61	0.138
Age of infants	0.28	0.67	0.274
Rank difference	0.58	1.34	0.103

Negative maternal responses – mother left the area or moved her infant away from an approaching handler. Other independent variables are the number of infants per OMU female, the age of the infant and the rank difference between the mother and the handler. N = 897.