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

Journal of Patient-Reported Outcomes

Table 1 Sociodemographic characteristics and patient-reported data at baseline

Characteristic	Total (N = 871)
Age (Mean, SD)	31.5 (6.2)
Race (n, %)
White	759 (87.1%)
Black or African American	76 (8.7%)
Asian	9 (1.0%)
American Indian or Alaska Native	6 (0.7%)
Multi Race	18 (2.1%)
Native Hawaiian or Other Pacific Islander	3 (0.3%)
Ethnicity (n, %)
Hispanic or Latino	139 (16.0%)
Not Hispanic or Latino	732 (84.0%)
Employment Status^a
Employed full-time	524 (60.2%)
Employed part-time	148 (17.0%)
Non-Employed	193 (22.2%)
Missing	6 (0.7%)
EHP-30 Domain Scores^b
Pain	58.2 (14.3) [0.0–100.0]
Control and Powerlessness	69.8 (19.5) [0.0–100.0]
Emotional Well-being	49.3 (19.9) [0.0–100.0]
Social Support	54.8 (25.6) [0.0–100.0]
Self-image	51.0 (27.6) [0.0–100.0]
Sexual Relationship	64.5 (24.7) [0.0–100.0]
PROMIS Fatigue Short Form 6a^c	63.3 (7.7) [33.4–76.8]

EHP-30 Indicates Endometriosis Health Profile-30, PROMIS Patient-Reported Outcome Measurement Information System, SD Standard deviation
^aReported in the HRPQ first item
^bEach domain has a 0–100 scale range where 0 indicates the best health status
^cT-score Higher scores indicating more fatigue; population mean is 50 and 10 is one standard deviation from the general population