Table 4.

Feelings of attachment and treatment effects

	Group standard deviation
	(1)	(2)	(3)	(4)
Chat	−7.1606**	−6.2873*	−4.4881	−4.1849
	(2.9233)	(3.1233)	(3.6472)	(4.1434)
Chat helpful group	−12.3752***
	(1.8850)
Chat attached to group		−12.3878***
		(2.3486)
Chat ≤ median minutes for agreement			−9.8128***
			(3.1668)
Chat ≤ median number of messages for agreement				−9.4233***
				(2.9313)
Observations	33	33	32	32
Adj R2	0.184	0.213	0.189	0.186

OLS estimates

The symbols ***, **, * indicate that the coefficients are statistically significant at the 1, 5 and 10 % level, respectively