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Table 2 Baseline demographic and clinical characteristics of the 36 randomized study patients (intention-to-treat population) by treatment assignment

From: Effects of hyperthermic baths on depression, sleep and heart rate variability in patients with depressive disorder: a randomized clinical pilot trial

  Overall
N = 36
HTB Group
(N = 17)
Placebo Group
(N = 19)
P Valuea
Gender (female/male), n 28/8 14/3 14/5 0.70
Age (years) 47 (11.9) 44 (13.0) 49 (10.6) 0.22
BMI (kg/m2) 24 (5.2) 24 (3.9) 25 (6.3) 0.72
Duration of depression (months) 93 (85.7) 98 (92.5) 89 (82.7) 0.79
Use of psychopharmaca (%) 64 65 63 1
HAM-Dtotal score 22.36 (3.7) 23.06 (3.9) 21.74 (3.4) 0.29
HAM-Dinsomnia 3.36 (2.0) 3.35 (1.8) 3.37 (2.3) 0.98
HAM-Dmood 10.47 (2.1) 10.82 (1.8) 10.16 (2.3) 0.35
HAM-Dsomatic 3.92 (1.2) 4.00 (1.3) 3.84 (1.2) 0.71
Heart rate (21:00-04:00)b 72.77 (10.8) 73.20 (9.4) 72.39 (12.2) 0.84
HRV LF (21:00-04:00)b 490.30 (329.8) 485.70 (353.6) 494.33 (319.3) 0.94
HRV HF (21:00-04:00)b 161.94 (133.8) 156.47 (154.6) 166.72 (117.6) 0.84
HRV SDNN (21:00-04:00)b 55.14 (16.5) 55.33 (15.9) 54.97 (17.6) 0.95
  1. Where not otherwise indicated, data are shown as mean and standard deviation (SD)
  2. Abbreviations: HTB hyperthermic baths, BMI body mass index (calculated as weight in kilograms divided by height in meters squared)
  3. aCalculated as comparisons of HTB and placebo, using 2-tailed t tests (continuous variables) or χ2 tests (discrete variables)
  4. bNight-time intervals