Table 1 Baseline characteristics and instrument scores of study participants
Characteristic (n = 44) | Mean (n%) |
|---|---|
Age (years) | 45.5 (13.3) |
Gender | |
Female | 31 (70.5) |
Male | 12 (27.3) |
Transgender | 1 (2.3) |
Currently taking omega-3, fish oil or krill oil | |
Yes | 14 (31.8) |
No | 30 (68.2) |
Ethnicity | |
Hispanic or Latino | 3 (6.8) |
Not Hispanic or Latino | 37 (84.1) |
Unknown/not reported | 4 (9.1) |
Race | |
African American | 1 (2.3) |
Caucasian | 34 (77.3) |
African American and Caucasian | 1 (2.3) |
Caucasian and Native American | 2 (4.5) |
Asian and Pacific Islander | 1 (2.3) |
Multi-racial (not specified) | 2 (4.5) |
Unknown/not reported | 3 (6.8) |
Instrument scores (n = 44) | Mean (SD) |
|---|---|
Primary outcome measures | |
ACPA QOL scale | 6.8 (0.3) |
PROMIS-43 QOL subdomains | |
Ability to participate in social roles and activities | 45.5 (1.3) |
Fatigue | 54.3 (1.5) |
Sleep disturbance | 53.8 (1.2) |
Exploratory outcome measures | |
PHQ-9 | 7.3 (0.81) |
PROMIS-43, depression subdomain | 52.2 (1.31) |
GAD-7 | 6.3 (0.66) |
PROMIS-43, anxiety subdomain | 56.9 (1.36) |
BPI, pain intensity items | |
Pain now | 4.8 (0.28) |
Average pain | 5.3 (0.18) |
Worst pain | 6.7 (0.18) |
Least pain | 3.3 (0.28) |
PROMIS-43, pain intensity subdomain | 5.7 (0.19) |
BPI, pain interference | 5.0 (0.36) |
PROMIS-43, pain interference subdomain | 61.2 (0.95) |
PROMIS-43, physical function subdomain | 41.3 (1.03) |
BPI, pain relief item | 3.8 (0.36) |
hs-CRP | 0.08 (0.19) |
ESR | 5.18 (0.81) |