Table 4

The mean (SD) of identification accuracy and counting errors

T1T2
Identification accuracySeniors0.80 (0.24)0.88 (0.18)
Adults0.97 (0.07)0.98 (0.06)
Adolescents0.98 (0.06)0.98 (0.05)
Counting errorsSeniors8.65 (6.06)6.69 (3.65)
Adults6.38 (6.96)3.35 (2.82)
Adolescents5.44 (5.11)3.79 (2.91)