Table 1 Patient Demographics (n = 1056)

Sex (Female)

893 (85 %)

Age

Mean (SD)

55.1 (15.9)

Age <50 years

369 (35 %)

Race

White

401 (38 %)

Black

550 (52 %)

Asian

23 (2 %)

Other

58 (5 %)

Unknown/Missing

24 (2 %)

Diagnoses and Risk Factors

Alcohol use

141 (13 %)

 Missing Alcohol Status

709 (67 %)

Tobacco use

71 (7 %)

 Missing Tobacco Status

708 (67 %)

Hypertension^a

109 (10 %)

Hyperlipidemia^a

16 (2 %)

Diabetes mellitus^a

201 (19 %)

Chronic kidney disease^a

13 (1 %)

Cardiovascular disease^a

7 (1 %)

Obesity^a

85 (8 %)

Body Mass Index Categories

Underweight (<18.5)

11 (<1 %)

Normal (18.5-24.9)

87 (6 %)

Overweight (25–29.9)

102 (7 %)

Obese (≥30)

130 (9 %)

Missing

1,088 (77 %)

Medication Use

NSAIDs

271 (26 %)

DMARDs

330 (31 %)

Corticosteroids

199 (19 %)