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. 2020 Mar 12;20:116. doi: 10.1186/s12888-020-02518-y

Table 2.

Sample Characteristics

Variable BPT (n = 64) EP (n = 69) Total (n = 133) Test of group differences
F2 T/ U p
Age a, M (SD) 41.0 (12.2) 42.8 (12.7) 42.0 (12.5) 2025.00 .410
Sex: female, n (%) 45 (70.3) 47 (68.1) 92 (69.2) 0.08 .784
School education, n (%) 0.36 .550
  < 9 years 0 (0.0) 1 (1.4) 1 (0.8)
 9 years 6 (9.4) 4 (5.8) 10 (7.5)
 10 years 16 (25.0) 24 (34.8) 40 (30.1)
  ≥ 12 years 42 (65.6) 40 (58.0) 82 (61.7)
BMI a, M (SD) 23.8 (3.3) 24.8 (4.3) 24.3 (3.9) 1883.50 .144
Attitude towards sports: positive, n (%) 62 (96.9) 68 (98.6) 130 (97.7) 0.42 .516
Additional psychotherapy: yes, n (%) 38 (59.4) 24 (34.8) 62 (46.6) 8.07 .005*
Antidepressants: yes, n (%) 32 (50.0) 33 (47.8) 65 (48.9) 0.06 .802
First depressive episode: yes, n (%) 15 (23.4) 21 (30.4) 36 (27.1) 0.82 .364
Number of depressive episodes b, n (%) 0.01 .941
 1–2 5 (8.9) 10 (18.2) 15 (13.5)
 3–4 14 (25.0) 5 (9.1) 19 (17.1)
 5–10 6 (10.7) 9 (16.4) 15 (13.5)
  < 10 or chronic depression (>  2 years) 31 (55.4) 31 (56.4) 62 (55.9)
Additional morbidities c, MDN (IQR) 0 (1) 0 (1) 0 (1) 2161.50 .812
Baseline measures (t0)
 Depression
  MADRS, M (SD) 23.5 (8.9) 22.2 (9.1) 22.8 (9.0) −0.81 .421
  PHQ-9, M (SD) 13.5 (5.5) 13.2 (5.0) 13.4 (5.2) −0.31 .756
 Anxiety (GAD-7), M (SD) 11.0 (4.2) 11.3 (4.2) 11.1 (4.2) 0.50 .618
 Body Image (FKB-20), M (SD) 24.0 (6.7) 23.3 (6.2) 23.7 (6.4) 0.63 .533
 Global self-esteem (R-SES) a, M (SD) 13.3 (5.6) 14.2 (5.1) 13.8 (5.4) 1961.50 .266
 Coping (FERUS), M (SD) 33.2 (7.5) 33.9 (6.8) 33.6 (7.1) 0.59 .558
 Interpersonal sensitivity (SCL-90) a, M (SD) 68.9 (8.6) 69.0 (7.5) 68.9 (8.0) 2208.00 1.00

Note. BMI Body Mass Index; MADRS Montgomery and Åsberg Depression Rating Scale; PHQ-9 Patient Health Questionnaire 9 Items; GAD-7 Generalised Anxiety Disorder 7; FKB-20 Body Image Questionnaire; R-SES Rosenberg Self-Esteem Scale; FERUS Questionnaire on Resources and Self-Management Skills; SCL-90 Symptom-Checklist; MADRS scores > 31 indicate severe depression, scores ≤10 indicate remission; PHQ-9 0–4: minimal depression, 5–9: mild depression, 10–14: moderate depression, 15–19: moderately severe depression, 20–27: severe depression; GAD-7 scores ≥5, ≥ 10, and ≥ 15 indicate mild, moderate, and severe anxiety symptoms

a the Kolmogorov-Smirnov test indicated a significant deviation from a normal distribution, but no deviation was observed via histograms; therefore, the mean value (M) and standard deviation (SD) is reported; bn = 211 (22 missing values); c both the Kolmogorov-Smirnov test and an optical inspection (histogram) indicated a significant deviation from a normal distribution; therefore, the median (MDN) and the interquartile range (IQR) are reported; * p ≤ .05