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Table 2 Descriptive information [mean (SD)]

From: A citizen science study of short physical activity breaks at school: improvements in cognition and wellbeing with self-paced activity

OutcomeSelf-paced activityBleep testControl activity
Pre-testPost-testChange (n = 4124)Pre-testPost-testChange (n = 2437)Pre-testPost-testChange (n = 2341)
Affect2.24 (1.99)2.19 (2.70)0.05 (2.75)2.04 (2.41)1.83 (2.83)− 0.21 (3.07)2.03 (2.36)1.88 (2.67)− 0.16 (2.62)
Alertness4.31 (1.30)4.51 (1.55)0.22 (1.64)4.35 (1.34)4.35 (1.62)0.04 (1.73)4.21 (1.42)4.10 (1.59)− 0.10 (1.52)
Inhibition adj803.43 (150.05)767.47 (140.37)− 36.46 (124.70)772.93 (141.73)766.15 (140.41)− 1.72 (117.75)777.65 (140.15)763.40 (138.64)− 8.29 (124.61)
Inhibition RT648.95 (160.18)649.38 (152.11)− 4.74 (123.22)640.72 (146.32)651.62 (151.15)8.77 (111.72)651.90 (147.07)650.51 (145.73)2.63 (115.44)
Inhibition errors12.02 (9.70)9.06 (6.79)− 2.47 (8.83)10.26 (8.08)9.08 (6.51)− 0.74 (7.52)9.68 (7.59)9.01 (6.63)− 0.51 (7.32)
Verbal WM26.80 (15.22)24.87 (15.73)− 2.49 (13.61)26.24 (16.01)22.44 (15.54)− 4.72 (13.84)26.87 (15.75)23.19 (16.41)− 4.28 (13.27)
Visual-spatial WM− 44.72 (37.21)− 42.67 (37.77)3.46 (34.98)− 43.64 (37.73)− 39.84 (36.51)6.14 (34.25)− 45.77 (38.01)− 42.13 (37.56)5.27 (34.61)
  1. Sample size for SPA, bleep test, and control varied depending on outcome and whether pre- or post-test
  2. Inhibition adj inhibition reaction time adjusted for errors, Inhibition RT mean inhibition reaction time for go trials, Verbal WM verbal working memory: total number of words, Visual-spatial WM visual-spatial working memory: actual adjusted for optimum