Skip to main content

Table 2 Overall changes in endpoints across treatment steps

From: Initiating guideline-concordant gout treatment improves arterial endothelial function and reduces intercritical inflammation: a prospective observational study

Outcome

Mean ± SD or median [interquartile range]N(missing %)

Pre-treatment at baseline (visit 1)

Colchicine (visit 2)

Colchicine + XOI (visit 3)

pvalue*

sU (mg/dL)

9.12 ± 1.48

9.69 ± 1.50

5.08 ± 0.66

< 0.0001

38 (0%)

31 (18.4%)

32 (15.8%)

 

FMD (% dilation)

1.93 ± 3.29

2.33 ± 2.95

3.04 ± 2.36

0.40

38 (0%)

36 (5.3%)

31 (18.4%)

NMD (% dilation)

17.45 ± 9.55

17.98 ± 6.07

17.25 ± 6.17

0.82

29 (23.7%)

25 (34.2%)

23 (39.5%)

hsCRP (mg/L)

4.28 ± 0.46

3.9 ± 0.53

3.0 ± 0.34

0.12

36 (5.3%)s

32 (15.8%)

32 (15.8%)

ESR (mm/H)

14.85 ± 8.72

12.90 ± 11.84

10.81 ± 6.59

0.03

36 (5.3%)

29 (23.7%)

31 (18.4%)

IL-1β (pg/mL)

2.60 [1.99–3.14]

2.64 [1.64–3.42]

2.05 [1.35–2.82]

0.01**

34 (11%)

32 (16%)

28 (26%)

IL-6 (pg/mL)

5.23 [3.84–24.74]

6.00 [2.65–32.66]

4.69 [2.22–14.90]

0.02**

34 (11%)

32 (16%)

28 (26%)

MPO (ng/mL)

160 [63–258]

150 [83–317]

182 [69–278]

0.87**

34 (11%)

32 (16%)

28 (26%)

  1. sU serum urate, FMD flow-mediated dilation, NMD nitrate-mediated dilation, hsCRP high-sensitivity C-reactive protein, ESR erythrocyte sedimentation rate, IL-1β interleukin-1β, IL-6 interleukin 6, MPO myeloperoxidase
  2. *p values by univariate mixed-effect model ANOVA except where double asterisk (**) indicates related-samples Friedman’s two-way ANOVA by ranks test