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Table 3 Correlations (Spearman and Pearson) between PROMIS Fatigue Short Form 6a and patient-reported outcome measures at baseline, month 3, and month 6

From: Psychometric assessment of the PROMIS Fatigue Short Form 6a in women with moderate-to-severe endometriosis-associated pain

Measure Baseline Month 3 Month 6
N PROMIS Fatigue
(Spearman, Pearson)
N PROMIS Fatigue
(Spearman, Pearson)
N PROMIS Fatigue
(Spearman, Pearson)
EHP-30 pain domain 851 (0.34, 0.34) 719 (0.49, 0.51) 576 (0.60, 0.60)
Dysmenorrhea over the last 28 days 860 (0.17, 0.17) 732 (0.27, 0.28) 573 (0.39, 0.38)
NMPP over the last 28 days 860 (0.17, 0.17) 732 (0.36, 0.37) 573 (0.49, 0.46)
HRPQ hours of absenteeism from work due to endometriosis 656 (0.22, 0.17) 498 (0.33, 0.30) 373 (0.35, 0.30)
HRPQ hours of presenteeism from work due to endometriosis 623 (0.23, 0.20) 491 (0.41, 0.36) 368 (0.45, 0.37)
  1. EHP-30 Indicates Endometriosis Health Profile-30, HRPQ Health Related Productivity Questionnaire, NMPP Non-menstrual pelvic pain, PROMIS Indicates Patient-Reported Outcome Measurement Information System, SD Standard deviation
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