a positive trendp = 0.055
a negative trendp = 0.059
Vasopressin model—females The final model for vasopressin in females contained two friendship variables that neared significance: a positive trend for the total number of friendships initiated by subjects ( F (1,19) = 4.180, p = 0.055; Figure 4 , top panel), and a negative trend for the total number of play friendships ( F (1,19) = 4.021, p = 0.059; Figure 4 , bottom panel).