Work productivity loss from presenteeism in PsA participants with and without fatigue, as measured by PsAQOL#1.
| WLQ Scales | Unadjusted Mean WLQ ± SD | Mean WLQ ± SE Adjusted for Age, Sex, and Psoriatic Disease Activity* | Mean WLQ ± SE Adjusted for Age, Sex, Psoriatic Disease Activity* and Depressed Mood | ||||||
|---|---|---|---|---|---|---|---|---|---|
| No Fatigue | Fatigue | p | No Fatigue | Fatigue | p | No Fatigue | Fatigue | p | |
| WLQ productivity loss | 4.5 ± 5.1 | 8.6 ± 4.8 | < 0.001 | 5.4 ± 0.8 | 9.4 ± 0.8 | < 0.001 | 7.8 ± 1.0 | 10.7 ± 0.8 | 0.010 |
| Time management | 24.7 ± 31.2 | 39.8 ± 24.2 | < 0.001 | 31.1 ± 4.4 | 46.1 ± 4.4 | 0.017 | 37.5 ± 5.6 | 49.0 ± 4.7 | 0.072 |
| Mental-interpersonal | 13.7 ± 20 | 25.9 ± 19.9 | < 0.001 | 17.8 ± 3.0 | 31.7 ± 3.0 | 0.001 | 25.7 ± 3.7 | 35.6 ± 3.2 | 0.017 |
| Output | 14.0 ± 25.1 | 29.5 ± 25.8 | < 0.001 | 17.3 ± 4.3 | 32.4 ± 4.3 | 0.011 | 30.5 ± 5.1 | 39.5 ± 4.3 | 0.111 |
| Physical demands | 22.6 ± 26.1 | 45.4 ± 22.2 | < 0.001 | 25.8 ± 4.1 | 46.3 ± 4.1 | < 0.001 | 32.7 ± 5.2 | 50.1 ± 4.4 | 0.004 |
↵* Psoriatic disease activity measures included tender joint count, swollen joint count, enthesitis count, inflammatory back pain, PGA × BSA, and psoriasis pain and itch. WLQ: Work Limitations Questionnaire; PsAQOL: Psoriatic Arthritis Quality of Life Questionnaire.