Table 1: Participant characteristics in Experiments  1 and 2 (SDs in parentheses).

Young adultsOlder adults

Experiment  1 (14 females; 4 males) (10 females; 8 males)
 Age in years24.00 (4.04)71.72 (5.96)
 Years of education14.89 (1.41)14.71 (2.52)
 Near vision test score20/26 (7.52)20/36 (16.08)

Experiment  2 (15 females; 5 males) (11 females; 9 males)
 Age in years23.35 (3.62)74.60 (7.09)
 Years of education15.13 (1.23)14.63 (3.27)
 Near vision test score20/25 (5.62)20/28 (6.18)