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. Author manuscript; available in PMC: 2021 Sep 1.
Published in final edited form as: Psychol Aging. 2020 Jul 27;35(6):850–865. doi: 10.1037/pag0000562

Table 1.

Participant background characteristics.

College students 61–74 year olds 75–89 year olds
Measure M SD M SD M SD
Mean age 20.66 1.76 68.11 3.68 79.28 2.88
Years of education 13.69 1.56 15.88 3.08 13.61 2.46
MMSE 29.06 1.16 28.63 1.30 28.05 1.53
WAIS-III Vocabulary 12.63 2.83 12.79 2.61 11.55 2.60
WAIS-III Matrix 12.06 2.89 12.55 3.06 12.91 3.54

Note. There are three missing values for the college participants, and one missing value for the 75–89 year olds. MMSE = Mini-Mental State Examination; WAIS-III = Wechsler Adult Intelligence Scale – 3rd Edition (raw scores). The college students included 11 men and 40 women. The 61–74 year olds included 38 women only, whereas the 75–89 year olds included 5 men and 17 women.