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. Author manuscript; available in PMC: 2010 Jan 20.
Published in final edited form as: Psychol Aging. 2005 Sep;20(3):493–506. doi: 10.1037/0882-7974.20.3.493

Appendix Table A.

Frequency of NEO-PI-R Administrations.

Administration N Mean Age Age Range
1 730 48.97 20–96
2 530 57.20 21–95
3 212 66.32 20–94
4 133 71.95 30–96
5 123 72.46 50–94
6 119 72.38 51–93
7 62 73.75 54–94
8 17 75.37 56–92
9 11 82.38 68–92
10 6 82.65 72–93
11 1 83.57 75–90

Note. N refers to the number of individuals having exactly the specified number of administrations. Age range is from youngest age at first administration to oldest age at last administration.