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Table 1 Timetable for outcome measurements

From: Transcranial pulsed electromagnetic fields for multiple chemical sensitivity: study protocol for a randomized, double-blind, placebo-controlled trial

  Treatment Follow-up
  Week 0a Week 1 Week 2 Week 3 Week 4 Week 5 Week 6b 2.5 months 4.5 months
QEESI Life Impact X X X X X X X X X
QEESI Symptom severity X X X X X X X X X
QEESI Chemical intolerances X X X X X X X X X
SDS X X X X X X X X X
Individual tasks X X X X X X X X X
Noise sensitivity X       X X X
SCL-92 Depressive symptoms X X X X X X X X X
SCL-92 Anxiety symptoms X X X X X X X X X
SCL-92 Somatization X X X X X X X X X
PSS-10 X X X X X X X X X
HAM-D6 X X X X X X X X X
WHOQOL-BREF X       X   X
Capsaicin-induced secondary hyperalgesia X       X   
Immunological markers X       X   
  1. aBaseline measurements.
  2. bPost treatment measurements.
  3. QEESI, Quick Environmental Exposure and Sensitivity Inventory; SDS, Sheehan Disability Scale; SCL-92, Symptom Check List-92; PSS-10, Perceived Stress Scale-10; HAM-D6, 6-item Hamilton Depression Rating Scale; WHOQOL-BREF, World Health Organization Quality of Life – Brief version.