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. Author manuscript; available in PMC: 2011 Oct 22.
Published in final edited form as: Int J Aging Hum Dev. 2011;73(2):125–152. doi: 10.2190/AG.73.2.b

Table 1.

Descriptive Statistics

Variable Mean SD Range
Self-concept differentiation .16 .10 .00–.44
Self-concept clarity 43.49 8.25 22–60
Autonomy 66.36 9.54 41–84
Environmental mastery 63.70 10.83 31–84
Personal growth 70.79 7.87 43–84
Positive relations with others 67.39 11.18 33–84
Purpose in life 68.74 9.92 30–84
Self-acceptance 66.39 12.29 26–84
Positive affect 34.79 5.82 12–49
Negative affect 17.90 5.89 10–43
Depressive symptoms 8.70 6.87 0–40
Extraversion 30.63 7.39 9–47
Neuroticism 15.14 8.19 0–42