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Table 2 Means (and SDs) for the state and trait measures of everyday mood and cognitive variables, also showing sex and age differences and sex*age interactions

From: Mood and cognition in healthy older European adults: the Zenith study

Variable

55-70 yrs

70-87 yrs

   
 

Males

Females

Group mean

Males

Females

Group mean

Sex differences

Age differences

Sex * Age interactions

State mood

State PA

34.10 (5.9)

32.85 (6.0)

33.48 (5.9)

28.22 (9.2)

27.35 (9.5)

27.81 (9.3)

p = 0.201

p < 0.001

p = 0.821

State NA

13.72 (4.3)

14.38 (5.7)

14.05 (5.0)

13.78 (5.5)

13.96 (5.6)

13.87 (5.6)

p = 0.454

p = 0.753

p = 0.669

Trait mood and mood variability measures

Trait PA

28.63 (5.4)

26.39 (5.2)

27.52 (5.4)

22.85 (7.8)

22.14 (7.4)

22.52 (7.6)

p = 0.034

p < 0.001

p = 0.267

Trait PA variability

4.94 (2.1)

5.68 (2.1)

5.31 (2.1)

3.60 (1.8)

4.49 (2.3)

4.02 (2.1)

p < 0.001

p < 0.001

p = 0.726

Trait NA

11.51 (2.1)

11.71 (2.4)

11.61 (2.2)

12.06 (3.2)

12.94 (3.7)

12.47 (3.4)

p = 0.08

p = 0.004

p = 0.272

Trait NA variability

1.37 (1.3)

1.67 (1.4)

1.52 (1.3)

1.45 (1.3)

2.04 (1.7)

1.7 (1.5)

p = 0.003

p = 0.132

p = 0.320

Cognitive function

Pattern recognition memory (ms)

2370.05 (560.3)

2522.03 (813.5)

2445.62 (700.0)

3109.47 (1701.9)

2947.80 (958.2)

3032.98 (1398.9)

p = 0.967

p < 0.001

p = 0.179

Spatial working memory (total errors)

30.83 (18.9)

42.18 (19.7)

36.47 (20.0)

32.15 (21.0)

36.74 (23.5)

34.32 (22.2)

p < 0.001

p = 0.346

p = 0.123

5-Choice reaction time (ms)

377.86 (55.3)

388.81 (61.8)

383.30 (58.7)

423.66 (101.2)

466.86 (87.6)

444.10 (97.2)

p = 0.001

p < 0.001

p = 0.053

Match to sample visual search (ms)

3095.51 (1010.9)

2892.37 (987.8)

2994.51 (1001.8)

4005.36 (1340.5)

4026.68 (1565.6)

4015.45 (1447.4)

p = 0.488

p < 0.001

p = 0.392

  1. Significant effects are given in bold.