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. 2022 Mar 11;34:102988. doi: 10.1016/j.nicl.2022.102988

Table 1.

Demographic and clinical characteristics. Significance is indicated with an asterisk.

rrMDD M (SD) HC M (SD) χ2 U p Hedges’ g
N 46 24
Sex ratio (men/women) 10/36 6/18 0.095 0.771
Age 35.11 (11.32) 36.67 (12.88) 535.00 0.832 0.13
Educational level 5.85 (1.36) 6.29 (0.69) 460.00 0.223 0.37
Number of MDD episodes 7.42 (10.07)
Months in remission 9.46 (6.29)
Cognitive (behavioural) therapy use in the past (yes/no) 33/13
Antidepressant use in the past (yes/no) 25/21
IDS score 8.33 (5.36) 2.88 (3.09) 201.50 <0.001* 1.16
PANAS score
Negative scale 30.13 (17.97) 17.51 (13.72) 322.00 0.001* 0.76
Positive scale 61.36 (17.02) 73.41 (11.60) 318.00 0.001* 0.78

Abbreviations: RrMDD = remitted recurrent Major Depressive Disorder; HC = healthy controls; M = mean; SD = standard deviation; χ2 = chi square statistic; U = Mann-Whitney U statistic; p = significance level; MDD = Major Depressive Disorder; IDS = Inventory of Depressive Symptoms; PANAS = Positive and Negative Affect Schedule.