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. Author manuscript; available in PMC: 2010 Mar 1.
Published in final edited form as: Psychol Aging. 2009 Mar;24(1):82–92. doi: 10.1037/a0014078

Table 1.

Demographics

Young Older t-values d
Experiment 1
Letter Comparison 21.4 (0.8) 17.4 (0.9) 3.36 0.95
Pattern Comparison 40.5 (1.2) 32.1 (1.3) 4.72 1.34
Vocabulary 12.2 (0.5) 20.1 (1.2) −6.25 1.76
Years of Education 12.2 (0.2) 15.4 (0.6) −5.16 1.46
Experiment 2
Letter Comparison 21.5 (0.7) 18.5 (0.8) 2.62 0.64
Pattern Comparison 41.4 (1.2) 30.5 (1.2) 6.38 1.57
Vocabulary 13.5 (0.7) 21.2 (1.3) −5.53 1.36
Years of Education 12.1 (0.4) 15.9 (2.5) −8.80 2.19

Note. Maximum Vocabulary score = 36; maximum Letter Comparison = 42 and maximum Pattern Comparison = 60. Standard errors for the corresponding means are in parentheses.