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Table 2 Descriptive statistics of cognitive test scores at the first and second re-examinations

From: Midlife work-related stress is associated with late-life cognition

Characteristics First re-examination (1998) Second re-examination (2005–2008)
n Median (range) n Median (range)
Global cognition (Mini Mental State Exam) 1273 26 (20–30) 743 27 (20–30)
Episodic memory (word list recall) 1271 5 (0–10) 742 5 (1–10)
Executive functioning (Stroop) 1212 36 (1–257) 726 40 (7–250)
Verbal fluency 1268 20 (9–55) 742 20 (8–40)
Letter digit substitution 1228 19 (4–50) 655 20 (9–47)
Purdue Peg Board 1209 10 (4–18) 727 8 (1–13)