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Table 1 Comparison of characteristics between patients with gout flare and without gout flare

From: Clinical characteristics and risk factors for gout flare during the postsurgical period

 All (n = 70)Flare (n = 31)No flare (n = 39)P value
Age, years62.6 ± 14.864.1 ± 16.261.4 ± 13.70.463
Male60 (85.7)28 (90.3)32 (82.1)0.495
BMI, kg/m225.0 ± 4.324.6 ± 4.525.3 ± 4.20.499
Disease duration, months54.3 ± 48.454.0 ± 54.654.6 ± 43.80.964
Comorbidities
 Hypertension43 (61.4)17 (54.8)26 (66.7)0.313
 Diabetes Mellitus14 (20.0)7 (22.6)7 (18.4)0.669
 Chronic kidney disease37 (52.9)14 (45.2)23 (59)0.250
 Dialysis15 (21.4)7 (22.6)8 (20.5)0.834
 Cardiovascular disease6 (8.6)3 (9.7)3 (7.7)1.000
 Urinary stone6 (8.6)4 (12.9)2 (5.1)0.395
 Presurgical uric acid, mg/dL7.8 ± 2.38.8 ± 2.47.1 ± 1.90.001
Postsurgical uric acid, mg/dL6.5 ± 2.06.2 ± 2.36.7 ± 1.70.281
Amount of uric acid change1.9 ± 2.12.8 ± 2.41.2 ± 1.40.001
Medication
 Any gout medicationsa40 (57.1)9 (29.0)31 (79.5)<  0.001
 Allopurinol30 (42.9)6 (19.4)24 (61.5)<  0.001
 Febuxostat6 (8.6)1 (3.2)5 (12.8)0.161
 Colchicine17 (24.3)5 (16.1)12 (30.8)0.127
  1. aAny gout medications means taking one or more of the medications among allopurinol, febuxostat, and colchicine
  2. BMI, body mass index