Addendum Errata: Chapter 6 In Table 2 (page 100) and Table 3 (page 102) "Column 4" consisting of the main tenn Condition and the interaction term Condition by Baseline Value has to be "Colunm 3". Note both the main term Condition and the interaction term Condition by Baseline Value are entered simultaneously in the regression equation. "Column 3" consisting of the interaction term Condition by Baseline Value only has to be "Colunm 4". Chapter 7 Note "Column 3" in Table 2 (page liS) consists of both the main term Condition and the interaction term Condition by Baseline Value. Both these terms are entered simultaneously in the regression equation. In Table 2 the main term Condition (Column 2) and the interaction term Condition by Baseline Value (Column 4) are entered separately in the regression equation. Chapter 8 In case of a second order interaction calculation of the change scores of the itmnune and endocrine outcome measures (page 131) is as follows. "POST (TJ.T2) - "PRE (T'.T2) N.B.: Comments on the thesis "Mind-body interactions in breast cancer. Neuroendocrine and immune aspects of acute psychological stress and psychosocial intervention in breast cancer patients": Gieta van del' Pompe University of Groningen Experimental & Work Psychology Grote Kruisstraat 2/1 9712 TS Groningen Telephone + 31 50 363 63 76 Telefax + 31 50 363 63 04 e-Mail: G.van.der.Pompe@PPSW.RUG.NL