Table 2.

Robust linear regression of the prosocial decision in the OM case during experimental conditions for both groups.

	Beta	S.E	t-value	p-value
Int	0.39	0.08	4.4	0.0001
Theta (l-MFG)	0.03	0.03	1.05	0.3
Theta (r-SFG)	−0.13	0.05	−2.3	0.027
Observer condition (OC)	0.14	0.1	1.4	0.17
Theta (r-SFG)*OC	0.21	0.09	2.2	0.035
Theta (l-MFG)*OC	−0.02	0.07	−0.36	0.7
OM control condition	0.64	0.12	5.2	<0.0001