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. Author manuscript; available in PMC: 2013 May 15.
Published in final edited form as: Psychiatry Res. 2012 Mar 13;197(1-2):60–65. doi: 10.1016/j.psychres.2012.01.010

Table 2.

Means and Standard Deviations for Acquired Capability, Belongingness, and Burdensomeness Scales for MZ and DZ Twins.

MZ DZ Range
Scale M SD M SD Minimum Maximum
Acquired
Capability
26.74 3.63 26.54 3.58 16.00 37.00
Belongingness 47.91 6.34 49.61 6.03 26.00 61.00
Burdensomeness 18.25 3.36 18.23 4.08 9.00 29.00