Table 1.
Characteristics of the study population
| Eyes, no. | Subjects, no. | Age, mean (2.5%, 97.5%) | Male, no. (%) | Right eyes, no. (%) | Test score (2.5%, 97.5%) | ||
|---|---|---|---|---|---|---|---|
|
Sample A
| |||||||
|
| |||||||
| Entire sample Aa | 11 124 | 6471 | 55.5 (28.6, 76.3) | 46.9 | 50.3 | NA | |
| Boston Naming Testa | 2169 | 1323 | 69.1 (60.7, 78.3) | 52.3 | 50.3 | 14.5 (12, 15) | |
| MMSEa | 2160 | 1318 | 69.1 (60.7, 78.3) | 52.5 | 50.2 | 28.2 (24, 30) | |
| MWT-Ba | 10 996 | 6392 | 55.4 (28.5, 76.3) | 46.9 | 50.3 | 104.8 (72, 129) | |
| Phonemic fluency ‘S’a | 2171 | 1324 | 69.1 (60.7, 78.3) | 52.3 | 50.3 | 12.8 (5, 22) | |
| RMETa | 2362 | 1378 | 56.6 (23.4, 77.1) | 55.3 | 50.4 | 23.1 (15, 30) | |
| Semantic fluencya | 11 091 | 6450 | 55.5 (28.6, 76.3) | 46.9 | 50.3 | 24.2 (13.0, 38.0) | |
| Stroop neutralb | 10 667 | 6196 | 55.3 (28.5, 76.3) | 46.7 | 50.3 | 1669 (1065, 2704) | |
| Stroop inc.b | 10 667 | 6196 | 55.3 (28.5, 76.3) | 46.7 | 50.3 | 1975 (1137, 3341) | |
| Stroop inc./neut. | 10 671 | 6198 | 55.3 (28.5, 76.3) | 46.7 | 50.3 | 1.2 (0.9, 1.5) | |
| TMT-Ab | 11 093 | 6453 | 55.5 (28.6, 76.3) | 46.9 | 50.3 | 35.2 (17, 70) | |
| TMT-Bb | 11 024 | 6413 | 55.4 (28.5, 76.3) | 46.8 | 50.3 | 83.7 (38, 209) | |
| TMT B/A | 11 016 | 6408 | 55.4 (28.5, 76.3) | 46.8 | 50.3 | 2.4 (1.3, 4.8) | |
| Visuoconstruction copya | 2161 | 1318 | 69.1 (60.7, 78.3) | 52.4 | 50.3 | 10.7 (8, 11) | |
| Visuoconstruction recalla | 2142 | 1306 | 69.1 (60.7, 78.3) | 52.5 | 50.4 | 10.8 (5, 14) | |
| Wordlist learninga | 3369 | 1993 | 59.6 (24.1, 77.1) | 52.2 | 50.3 | 22.6 (14, 29) | |
| Wordlist recalla | 3369 | 1993 | 59.6 (24.1, 77.7) | 52.2 | 50.3 | 8.0 (4, 10) | |
| Wordlist recognitiona | 3357 | 1985 | 59.6 (24.2, 77.7) | 52.1 | 50.4 | 19.7 (18, 20) | |
|
| |||||||
|
Sample B | |||||||
| Entire sample B | 9226 | 5347 | 54.8 (27.7, 76.0) | 49 | 50.2 | NA | |
| Boston Naming Testa | 1679 | 1020 | 68.9 (60.6, 78.3) | 55.2 | 50.7 | 14.5 (12, 15) | |
| MMSEa | 1672 | 1016 | 69.0 (60.7, 78.3) | 55.4 | 50.7 | 28.3 (25, 30) | |
| MWT-Ba | 9126 | 5285 | 54.7 (27.7, 75.9) | 49.0 | 50.2 | 105.4 (75, 129) | |
| Phonemic fluency ‘S’a | 1681 | 1021 | 68.9 (60.6, 78.3) | 55.1 | 50.7 | 12.9 (5, 22) | |
| RMETa | 1922 | 1119 | 55.5 (23.3, 76.9) | 56.8 | 50.7 | 23.2 (15, 30) | |
| Semantic fluencya | 9199 | 5330 | 54.8 (27.7, 76.0) | 49.0 | 50.2 | 24.4 (13.0, 38) | |
| Stroop neutralb | 8863 | 5129 | 54.6 (27.7, 75.9) | 48.9 | 50.3 | 1649 (1062, 2651) | |
| Stroop inc.b | 8861 | 5128 | 54.6 (27.7, 75.9) | 48.9 | 50.3 | 1954 (1136, 3305) | |
| Stroop inc./neut. | 8863 | 5129 | 54.6 (27.7, 75.9) | 48.9 | 50.3 | 1.2 (0.9, 1.5) | |
| TMT-Ab | 9200 | 5332 | 54.8 (27.7, 76.0) | 49.0 | 50.2 | 34.2 (17, 67) | |
| TMT-Bb | 9155 | 5306 | 54.7 (27.7, 76.0) | 49.0 | 50.2 | 81.1 (38, 198) | |
| TMT B/A | 9147 | 5301 | 54.7 (27.7, 76.0) | 49.0 | 50.2 | 2.4 (1.3, 4.7) | |
| Visuoconstruction copya | 1673 | 1016 | 69.0 (60.7, 78.3) | 55.3 | 50.7 | 10.7 (8, 11) | |
| Visuoconstruction recalla | 1661 | 1009 | 68.9 (60.7, 78.3) | 55.5 | 50.8 | 10.9 (5, 14) | |
| Wordlist learninga | 2719 | 1604 | 58.6 (23.8, 77.5) | 54.2 | 50.6 | 22.8 (15, 29) | |
| Wordlist recalla | 2719 | 1604 | 58.6 (23.8, 77.5) | 54.2 | 50.6 | 8.1 (4, 10) | |
| Wordlist recognitiona | 2707 | 1596 | 58.6 (24.0, 77.6) | 54.1 | 50.6 | 19.7 (18, 20) | |
inc. = incongruent; neut. = neutral; MMSE = Mini-Mental state examination; NA = not applicable; RMET = Reading the Mind in the Eyes test; TMT = Trail Making Test.
a
Score in points.
b
Time in seconds.