Weight loss is associated with sustained improvement of disease activity and cardiovascular risk factors in patients with psoriatic arthritis and obesity: a prospective intervention study with two years of follow-up

Table 6 Serum urate in median and inter-quartile range (IQR) at baseline (BL) and after weight loss at 6 months (M6), 12 months (M12) and 24 months (M24) in women and men with psoriatic arthritis and obesity

S-urate μmol/L	BL	M6	M12	M24	BL-M6 p-value	BL-M12 p-value	BL-M24 p-value
All patients	330 (280–400) N = 39	301 (244–356) N = 39	306 (250–348) N = 39	324 (264–351) N = 35	0.001	0.001	0.005
Women	309 (269–361) N = 25	259 (232–350) N = 25	286 (242–348) N = 25	294 (234–338) N = 21	0.023	0.053	0.033
Men	394 (324–416) N = 14	324 (304–367) N = 14	319 (294–357) N = 14	334 (306–368) N = 14	0.017	0.003	0.064
All controls	350 (283–384) N = 39	280 (243–356) N = 39	306 (267–352) N = 39	N.A.	< 0.001	0.001	N.A.
Women	309 (278–366) N = 29	266 (230–299) N = 29	283 (235–321) N = 29	N.A.	0.001	0.002	N.A.
Men	400 (355–461) N = 10	359 (332–436) N = 10	372 (339–445) N = 10	N.A.	0.214	0.139	N.A.

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